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Finding the Fourth Proportional to 8,887.05, 12,266.06 and 6,061.16

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Solution

The fourth proportional to 8,887.05, 12,266.06 and 6,061.16 is: 8,365.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,887.05 : 12,266.06 = 6,061.16 : x
  2. Step 2: Convert to fraction form
    8,887.05/12,266.06 = 6,061.16/x
  3. Step 3: Cross multiply
    8,887.05x = 12,266.06 × 6,061.16
  4. Step 4: Simplify right side
    8,887.05x = 74,346,552.59
  5. Step 5: Solve for x
    x = 74,346,552.59/8,887.05
  6. Step 6: Final answer
    x = 8,365.72

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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.