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Finding the Fourth Proportional to 7,009.62, 10,469 and 6,350.18

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Solution

The fourth proportional to 7,009.62, 10,469 and 6,350.18 is: 9,484.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,009.62 : 10,469 = 6,350.18 : x
  2. Step 2: Convert to fraction form
    7,009.62/10,469 = 6,350.18/x
  3. Step 3: Cross multiply
    7,009.62x = 10,469 × 6,350.18
  4. Step 4: Simplify right side
    7,009.62x = 66,480,034.42
  5. Step 5: Solve for x
    x = 66,480,034.42/7,009.62
  6. Step 6: Final answer
    x = 9,484.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.