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Finding the Fourth Proportional to 9,000.47, 13,500.69 and 4,834.74

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Solution

The fourth proportional to 9,000.47, 13,500.69 and 4,834.74 is: 7,252.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,000.47 : 13,500.69 = 4,834.74 : x
  2. Step 2: Convert to fraction form
    9,000.47/13,500.69 = 4,834.74/x
  3. Step 3: Cross multiply
    9,000.47x = 13,500.69 × 4,834.74
  4. Step 4: Simplify right side
    9,000.47x = 65,272,325.97
  5. Step 5: Solve for x
    x = 65,272,325.97/9,000.47
  6. Step 6: Final answer
    x = 7,252.10

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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.