Home / 4,014.92-5,543.67-3,129.19

Finding the Fourth Proportional to 4,014.92, 5,543.67 and 3,129.19

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Solution

The fourth proportional to 4,014.92, 5,543.67 and 3,129.19 is: 4,320.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,014.92 : 5,543.67 = 3,129.19 : x
  2. Step 2: Convert to fraction form
    4,014.92/5,543.67 = 3,129.19/x
  3. Step 3: Cross multiply
    4,014.92x = 5,543.67 × 3,129.19
  4. Step 4: Simplify right side
    4,014.92x = 17,347,196.73
  5. Step 5: Solve for x
    x = 17,347,196.73/4,014.92
  6. Step 6: Final answer
    x = 4,320.68

Related Problems

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Half scale
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Double scale
Find fourth proportional to 4,015.92, 5,545.05 and 3,130.19
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.