Home / 10,318.48-14,239.92-5,842.44

Finding the Fourth Proportional to 10,318.48, 14,239.92 and 5,842.44

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Solution

The fourth proportional to 10,318.48, 14,239.92 and 5,842.44 is: 8,062.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,318.48 : 14,239.92 = 5,842.44 : x
  2. Step 2: Convert to fraction form
    10,318.48/14,239.92 = 5,842.44/x
  3. Step 3: Cross multiply
    10,318.48x = 14,239.92 × 5,842.44
  4. Step 4: Simplify right side
    10,318.48x = 83,195,878.20
  5. Step 5: Solve for x
    x = 83,195,878.20/10,318.48
  6. Step 6: Final answer
    x = 8,062.80

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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.