Home / 9,104.20-13,636.86-5,630.92

Finding the Fourth Proportional to 9,104.20, 13,636.86 and 5,630.92

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Solution

The fourth proportional to 9,104.20, 13,636.86 and 5,630.92 is: 8,434.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,104.20 : 13,636.86 = 5,630.92 : x
  2. Step 2: Convert to fraction form
    9,104.20/13,636.86 = 5,630.92/x
  3. Step 3: Cross multiply
    9,104.20x = 13,636.86 × 5,630.92
  4. Step 4: Simplify right side
    9,104.20x = 76,788,067.71
  5. Step 5: Solve for x
    x = 76,788,067.71/9,104.20
  6. Step 6: Final answer
    x = 8,434.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.