Home / 8,516.24-12,777.60-4,358.24

Finding the Fourth Proportional to 8,516.24, 12,777.60 and 4,358.24

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Solution

The fourth proportional to 8,516.24, 12,777.60 and 4,358.24 is: 6,539.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,516.24 : 12,777.60 = 4,358.24 : x
  2. Step 2: Convert to fraction form
    8,516.24/12,777.60 = 4,358.24/x
  3. Step 3: Cross multiply
    8,516.24x = 12,777.60 × 4,358.24
  4. Step 4: Simplify right side
    8,516.24x = 55,687,847.42
  5. Step 5: Solve for x
    x = 55,687,847.42/8,516.24
  6. Step 6: Final answer
    x = 6,539.02

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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.