Home / 12,064.92-16,650.28-6,761.45

Finding the Fourth Proportional to 12,064.92, 16,650.28 and 6,761.45

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Solution

The fourth proportional to 12,064.92, 16,650.28 and 6,761.45 is: 9,331.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,064.92 : 16,650.28 = 6,761.45 : x
  2. Step 2: Convert to fraction form
    12,064.92/16,650.28 = 6,761.45/x
  3. Step 3: Cross multiply
    12,064.92x = 16,650.28 × 6,761.45
  4. Step 4: Simplify right side
    12,064.92x = 112,580,035.71
  5. Step 5: Solve for x
    x = 112,580,035.71/12,064.92
  6. Step 6: Final answer
    x = 9,331.19

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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.