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Finding the Fourth Proportional to 7,686.03, 10,593.97 and 5,445.03

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Solution

The fourth proportional to 7,686.03, 10,593.97 and 5,445.03 is: 7,505.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,686.03 : 10,593.97 = 5,445.03 : x
  2. Step 2: Convert to fraction form
    7,686.03/10,593.97 = 5,445.03/x
  3. Step 3: Cross multiply
    7,686.03x = 10,593.97 × 5,445.03
  4. Step 4: Simplify right side
    7,686.03x = 57,684,484.47
  5. Step 5: Solve for x
    x = 57,684,484.47/7,686.03
  6. Step 6: Final answer
    x = 7,505.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.