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Finding the Fourth Proportional to 9,354.70, 14,036.10 and 4,737.70

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Solution

The fourth proportional to 9,354.70, 14,036.10 and 4,737.70 is: 7,108.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,354.70 : 14,036.10 = 4,737.70 : x
  2. Step 2: Convert to fraction form
    9,354.70/14,036.10 = 4,737.70/x
  3. Step 3: Cross multiply
    9,354.70x = 14,036.10 × 4,737.70
  4. Step 4: Simplify right side
    9,354.70x = 66,498,830.97
  5. Step 5: Solve for x
    x = 66,498,830.97/9,354.70
  6. Step 6: Final answer
    x = 7,108.60

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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.