Home / 9,863.60-13,615.54-6,087.38

Finding the Fourth Proportional to 9,863.60, 13,615.54 and 6,087.38

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Solution

The fourth proportional to 9,863.60, 13,615.54 and 6,087.38 is: 8,402.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,863.60 : 13,615.54 = 6,087.38 : x
  2. Step 2: Convert to fraction form
    9,863.60/13,615.54 = 6,087.38/x
  3. Step 3: Cross multiply
    9,863.60x = 13,615.54 × 6,087.38
  4. Step 4: Simplify right side
    9,863.60x = 82,882,882.59
  5. Step 5: Solve for x
    x = 82,882,882.59/9,863.60
  6. Step 6: Final answer
    x = 8,402.91

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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.