Home / 8,132.95-11,223.03-5,256.64

Finding the Fourth Proportional to 8,132.95, 11,223.03 and 5,256.64

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Solution

The fourth proportional to 8,132.95, 11,223.03 and 5,256.64 is: 7,253.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,132.95 : 11,223.03 = 5,256.64 : x
  2. Step 2: Convert to fraction form
    8,132.95/11,223.03 = 5,256.64/x
  3. Step 3: Cross multiply
    8,132.95x = 11,223.03 × 5,256.64
  4. Step 4: Simplify right side
    8,132.95x = 58,995,428.42
  5. Step 5: Solve for x
    x = 58,995,428.42/8,132.95
  6. Step 6: Final answer
    x = 7,253.88

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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.