Home / 8,522.72-12,785.04-2,677.76

Finding the Fourth Proportional to 8,522.72, 12,785.04 and 2,677.76

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Solution

The fourth proportional to 8,522.72, 12,785.04 and 2,677.76 is: 4,016.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,522.72 : 12,785.04 = 2,677.76 : x
  2. Step 2: Convert to fraction form
    8,522.72/12,785.04 = 2,677.76/x
  3. Step 3: Cross multiply
    8,522.72x = 12,785.04 × 2,677.76
  4. Step 4: Simplify right side
    8,522.72x = 34,235,268.71
  5. Step 5: Solve for x
    x = 34,235,268.71/8,522.72
  6. Step 6: Final answer
    x = 4,016.94

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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.