Home / 10,761.82-14,854.24-6,984.76

Finding the Fourth Proportional to 10,761.82, 14,854.24 and 6,984.76

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Solution

The fourth proportional to 10,761.82, 14,854.24 and 6,984.76 is: 9,640.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,761.82 : 14,854.24 = 6,984.76 : x
  2. Step 2: Convert to fraction form
    10,761.82/14,854.24 = 6,984.76/x
  3. Step 3: Cross multiply
    10,761.82x = 14,854.24 × 6,984.76
  4. Step 4: Simplify right side
    10,761.82x = 103,753,266.46
  5. Step 5: Solve for x
    x = 103,753,266.46/10,761.82
  6. Step 6: Final answer
    x = 9,640.87

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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.