Home / 7,029.19-10,543.78-1,835.06

Finding the Fourth Proportional to 7,029.19, 10,543.78 and 1,835.06

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Solution

The fourth proportional to 7,029.19, 10,543.78 and 1,835.06 is: 2,752.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,029.19 : 10,543.78 = 1,835.06 : x
  2. Step 2: Convert to fraction form
    7,029.19/10,543.78 = 1,835.06/x
  3. Step 3: Cross multiply
    7,029.19x = 10,543.78 × 1,835.06
  4. Step 4: Simplify right side
    7,029.19x = 19,348,459.75
  5. Step 5: Solve for x
    x = 19,348,459.75/7,029.19
  6. Step 6: Final answer
    x = 2,752.59

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.