Home / 8,064.60-12,096.89-5,290.62

Finding the Fourth Proportional to 8,064.60, 12,096.89 and 5,290.62

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Solution

The fourth proportional to 8,064.60, 12,096.89 and 5,290.62 is: 7,935.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,064.60 : 12,096.89 = 5,290.62 : x
  2. Step 2: Convert to fraction form
    8,064.60/12,096.89 = 5,290.62/x
  3. Step 3: Cross multiply
    8,064.60x = 12,096.89 × 5,290.62
  4. Step 4: Simplify right side
    8,064.60x = 64,000,025.95
  5. Step 5: Solve for x
    x = 64,000,025.95/8,064.60
  6. Step 6: Final answer
    x = 7,935.92

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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.