Home / 8,752.35-12,080.19-5,565.03

Finding the Fourth Proportional to 8,752.35, 12,080.19 and 5,565.03

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Solution

The fourth proportional to 8,752.35, 12,080.19 and 5,565.03 is: 7,680.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,752.35 : 12,080.19 = 5,565.03 : x
  2. Step 2: Convert to fraction form
    8,752.35/12,080.19 = 5,565.03/x
  3. Step 3: Cross multiply
    8,752.35x = 12,080.19 × 5,565.03
  4. Step 4: Simplify right side
    8,752.35x = 67,226,619.76
  5. Step 5: Solve for x
    x = 67,226,619.76/8,752.35
  6. Step 6: Final answer
    x = 7,680.98

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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.