Home / 10,761.04-16,142.40-9,471.52

Finding the Fourth Proportional to 10,761.04, 16,142.40 and 9,471.52

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Solution

The fourth proportional to 10,761.04, 16,142.40 and 9,471.52 is: 14,208.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,761.04 : 16,142.40 = 9,471.52 : x
  2. Step 2: Convert to fraction form
    10,761.04/16,142.40 = 9,471.52/x
  3. Step 3: Cross multiply
    10,761.04x = 16,142.40 × 9,471.52
  4. Step 4: Simplify right side
    10,761.04x = 152,893,064.45
  5. Step 5: Solve for x
    x = 152,893,064.45/10,761.04
  6. Step 6: Final answer
    x = 14,208.02

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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.