Home / 9,080.61-12,531.56-5,101.64

Finding the Fourth Proportional to 9,080.61, 12,531.56 and 5,101.64

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Solution

The fourth proportional to 9,080.61, 12,531.56 and 5,101.64 is: 7,040.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,080.61 : 12,531.56 = 5,101.64 : x
  2. Step 2: Convert to fraction form
    9,080.61/12,531.56 = 5,101.64/x
  3. Step 3: Cross multiply
    9,080.61x = 12,531.56 × 5,101.64
  4. Step 4: Simplify right side
    9,080.61x = 63,931,551.84
  5. Step 5: Solve for x
    x = 63,931,551.84/9,080.61
  6. Step 6: Final answer
    x = 7,040.45

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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.