Home / 10,434.30-15,650.08-5,167.26

Finding the Fourth Proportional to 10,434.30, 15,650.08 and 5,167.26

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Solution

The fourth proportional to 10,434.30, 15,650.08 and 5,167.26 is: 7,750.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,434.30 : 15,650.08 = 5,167.26 : x
  2. Step 2: Convert to fraction form
    10,434.30/15,650.08 = 5,167.26/x
  3. Step 3: Cross multiply
    10,434.30x = 15,650.08 × 5,167.26
  4. Step 4: Simplify right side
    10,434.30x = 80,868,032.38
  5. Step 5: Solve for x
    x = 80,868,032.38/10,434.30
  6. Step 6: Final answer
    x = 7,750.21

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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.