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Finding the Fourth Proportional to 9,802.62, 14,704.08 and 5,410.53

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Solution

The fourth proportional to 9,802.62, 14,704.08 and 5,410.53 is: 8,115.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,802.62 : 14,704.08 = 5,410.53 : x
  2. Step 2: Convert to fraction form
    9,802.62/14,704.08 = 5,410.53/x
  3. Step 3: Cross multiply
    9,802.62x = 14,704.08 × 5,410.53
  4. Step 4: Simplify right side
    9,802.62x = 79,556,865.96
  5. Step 5: Solve for x
    x = 79,556,865.96/9,802.62
  6. Step 6: Final answer
    x = 8,115.88

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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.