Home / 7,541.45-11,301.91-5,691.02

Finding the Fourth Proportional to 7,541.45, 11,301.91 and 5,691.02

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Solution

The fourth proportional to 7,541.45, 11,301.91 and 5,691.02 is: 8,528.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,541.45 : 11,301.91 = 5,691.02 : x
  2. Step 2: Convert to fraction form
    7,541.45/11,301.91 = 5,691.02/x
  3. Step 3: Cross multiply
    7,541.45x = 11,301.91 × 5,691.02
  4. Step 4: Simplify right side
    7,541.45x = 64,319,325.11
  5. Step 5: Solve for x
    x = 64,319,325.11/7,541.45
  6. Step 6: Final answer
    x = 8,528.78

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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.