Home / 6,123.03-8,449.79-3,328.53

Finding the Fourth Proportional to 6,123.03, 8,449.79 and 3,328.53

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Solution

The fourth proportional to 6,123.03, 8,449.79 and 3,328.53 is: 4,593.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,123.03 : 8,449.79 = 3,328.53 : x
  2. Step 2: Convert to fraction form
    6,123.03/8,449.79 = 3,328.53/x
  3. Step 3: Cross multiply
    6,123.03x = 8,449.79 × 3,328.53
  4. Step 4: Simplify right side
    6,123.03x = 28,125,379.51
  5. Step 5: Solve for x
    x = 28,125,379.51/6,123.03
  6. Step 6: Final answer
    x = 4,593.38

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Find fourth proportional to 3,061.52, 4,224.90 and 1,664.27
Half scale
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Double scale
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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.