Home / 8,617.24-12,925.92-4,719.52

Finding the Fourth Proportional to 8,617.24, 12,925.92 and 4,719.52

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Solution

The fourth proportional to 8,617.24, 12,925.92 and 4,719.52 is: 7,079.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,617.24 : 12,925.92 = 4,719.52 : x
  2. Step 2: Convert to fraction form
    8,617.24/12,925.92 = 4,719.52/x
  3. Step 3: Cross multiply
    8,617.24x = 12,925.92 × 4,719.52
  4. Step 4: Simplify right side
    8,617.24x = 61,004,137.96
  5. Step 5: Solve for x
    x = 61,004,137.96/8,617.24
  6. Step 6: Final answer
    x = 7,079.31

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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.