Home / 8,170.17-11,259.02-5,512.97

Finding the Fourth Proportional to 8,170.17, 11,259.02 and 5,512.97

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Solution

The fourth proportional to 8,170.17, 11,259.02 and 5,512.97 is: 7,597.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,170.17 : 11,259.02 = 5,512.97 : x
  2. Step 2: Convert to fraction form
    8,170.17/11,259.02 = 5,512.97/x
  3. Step 3: Cross multiply
    8,170.17x = 11,259.02 × 5,512.97
  4. Step 4: Simplify right side
    8,170.17x = 62,070,555.63
  5. Step 5: Solve for x
    x = 62,070,555.63/8,170.17
  6. Step 6: Final answer
    x = 7,597.22

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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.