Home / 8,873.01-12,244.77-5,515.83

Finding the Fourth Proportional to 8,873.01, 12,244.77 and 5,515.83

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Solution

The fourth proportional to 8,873.01, 12,244.77 and 5,515.83 is: 7,611.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,873.01 : 12,244.77 = 5,515.83 : x
  2. Step 2: Convert to fraction form
    8,873.01/12,244.77 = 5,515.83/x
  3. Step 3: Cross multiply
    8,873.01x = 12,244.77 × 5,515.83
  4. Step 4: Simplify right side
    8,873.01x = 67,540,069.71
  5. Step 5: Solve for x
    x = 67,540,069.71/8,873.01
  6. Step 6: Final answer
    x = 7,611.86

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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.