Home / 11,242.29-16,862.61-5,000.43

Finding the Fourth Proportional to 11,242.29, 16,862.61 and 5,000.43

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Solution

The fourth proportional to 11,242.29, 16,862.61 and 5,000.43 is: 7,500.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,242.29 : 16,862.61 = 5,000.43 : x
  2. Step 2: Convert to fraction form
    11,242.29/16,862.61 = 5,000.43/x
  3. Step 3: Cross multiply
    11,242.29x = 16,862.61 × 5,000.43
  4. Step 4: Simplify right side
    11,242.29x = 84,320,300.92
  5. Step 5: Solve for x
    x = 84,320,300.92/11,242.29
  6. Step 6: Final answer
    x = 7,500.28

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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.