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Finding the Fourth Proportional to 9,877.06, 14,818.02 and 9,067.06

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Solution

The fourth proportional to 9,877.06, 14,818.02 and 9,067.06 is: 13,602.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,877.06 : 14,818.02 = 9,067.06 : x
  2. Step 2: Convert to fraction form
    9,877.06/14,818.02 = 9,067.06/x
  3. Step 3: Cross multiply
    9,877.06x = 14,818.02 × 9,067.06
  4. Step 4: Simplify right side
    9,877.06x = 134,355,876.42
  5. Step 5: Solve for x
    x = 134,355,876.42/9,877.06
  6. Step 6: Final answer
    x = 13,602.82

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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.