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Finding the Fourth Proportional to 9,598.78, 14,375.84 and 9,266.20

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Solution

The fourth proportional to 9,598.78, 14,375.84 and 9,266.20 is: 13,877.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,598.78 : 14,375.84 = 9,266.20 : x
  2. Step 2: Convert to fraction form
    9,598.78/14,375.84 = 9,266.20/x
  3. Step 3: Cross multiply
    9,598.78x = 14,375.84 × 9,266.20
  4. Step 4: Simplify right side
    9,598.78x = 133,209,408.61
  5. Step 5: Solve for x
    x = 133,209,408.61/9,598.78
  6. Step 6: Final answer
    x = 13,877.74

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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.