Home / 8,264.72-11,397.48-6,591.60

Finding the Fourth Proportional to 8,264.72, 11,397.48 and 6,591.60

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Solution

The fourth proportional to 8,264.72, 11,397.48 and 6,591.60 is: 9,090.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,264.72 : 11,397.48 = 6,591.60 : x
  2. Step 2: Convert to fraction form
    8,264.72/11,397.48 = 6,591.60/x
  3. Step 3: Cross multiply
    8,264.72x = 11,397.48 × 6,591.60
  4. Step 4: Simplify right side
    8,264.72x = 75,127,629.17
  5. Step 5: Solve for x
    x = 75,127,629.17/8,264.72
  6. Step 6: Final answer
    x = 9,090.16

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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.