Home / 7,502.20-10,349.79-4,516.31

Finding the Fourth Proportional to 7,502.20, 10,349.79 and 4,516.31

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Solution

The fourth proportional to 7,502.20, 10,349.79 and 4,516.31 is: 6,230.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,502.20 : 10,349.79 = 4,516.31 : x
  2. Step 2: Convert to fraction form
    7,502.20/10,349.79 = 4,516.31/x
  3. Step 3: Cross multiply
    7,502.20x = 10,349.79 × 4,516.31
  4. Step 4: Simplify right side
    7,502.20x = 46,742,822.91
  5. Step 5: Solve for x
    x = 46,742,822.91/7,502.20
  6. Step 6: Final answer
    x = 6,230.55

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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.