Home / 9,080.55-12,531.39-5,101.56

Finding the Fourth Proportional to 9,080.55, 12,531.39 and 5,101.56

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Solution

The fourth proportional to 9,080.55, 12,531.39 and 5,101.56 is: 7,040.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,080.55 : 12,531.39 = 5,101.56 : x
  2. Step 2: Convert to fraction form
    9,080.55/12,531.39 = 5,101.56/x
  3. Step 3: Cross multiply
    9,080.55x = 12,531.39 × 5,101.56
  4. Step 4: Simplify right side
    9,080.55x = 63,929,637.97
  5. Step 5: Solve for x
    x = 63,929,637.97/9,080.55
  6. Step 6: Final answer
    x = 7,040.28

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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.