Home / 12,066.41-16,652.11-6,761.05

Finding the Fourth Proportional to 12,066.41, 16,652.11 and 6,761.05

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Solution

The fourth proportional to 12,066.41, 16,652.11 and 6,761.05 is: 9,330.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,066.41 : 16,652.11 = 6,761.05 : x
  2. Step 2: Convert to fraction form
    12,066.41/16,652.11 = 6,761.05/x
  3. Step 3: Cross multiply
    12,066.41x = 16,652.11 × 6,761.05
  4. Step 4: Simplify right side
    12,066.41x = 112,585,748.32
  5. Step 5: Solve for x
    x = 112,585,748.32/12,066.41
  6. Step 6: Final answer
    x = 9,330.51

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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.