Home / 5,087.06-7,665.26-4,182.88

Finding the Fourth Proportional to 5,087.06, 7,665.26 and 4,182.88

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Solution

The fourth proportional to 5,087.06, 7,665.26 and 4,182.88 is: 6,302.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,087.06 : 7,665.26 = 4,182.88 : x
  2. Step 2: Convert to fraction form
    5,087.06/7,665.26 = 4,182.88/x
  3. Step 3: Cross multiply
    5,087.06x = 7,665.26 × 4,182.88
  4. Step 4: Simplify right side
    5,087.06x = 32,062,813.97
  5. Step 5: Solve for x
    x = 32,062,813.97/5,087.06
  6. Step 6: Final answer
    x = 6,302.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.