Home / 10,341.71-15,502.92-3,766.40

Finding the Fourth Proportional to 10,341.71, 15,502.92 and 3,766.40

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Solution

The fourth proportional to 10,341.71, 15,502.92 and 3,766.40 is: 5,646.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,341.71 : 15,502.92 = 3,766.40 : x
  2. Step 2: Convert to fraction form
    10,341.71/15,502.92 = 3,766.40/x
  3. Step 3: Cross multiply
    10,341.71x = 15,502.92 × 3,766.40
  4. Step 4: Simplify right side
    10,341.71x = 58,390,120.37
  5. Step 5: Solve for x
    x = 58,390,120.37/10,341.71
  6. Step 6: Final answer
    x = 5,646.08

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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.