Home / 4,242.60-6,332.90-3,929.94

Finding the Fourth Proportional to 4,242.60, 6,332.90 and 3,929.94

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Solution

The fourth proportional to 4,242.60, 6,332.90 and 3,929.94 is: 5,866.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,242.60 : 6,332.90 = 3,929.94 : x
  2. Step 2: Convert to fraction form
    4,242.60/6,332.90 = 3,929.94/x
  3. Step 3: Cross multiply
    4,242.60x = 6,332.90 × 3,929.94
  4. Step 4: Simplify right side
    4,242.60x = 24,887,917.03
  5. Step 5: Solve for x
    x = 24,887,917.03/4,242.60
  6. Step 6: Final answer
    x = 5,866.19

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.