Home / 8,621.44-12,925.27-4,462.09

Finding the Fourth Proportional to 8,621.44, 12,925.27 and 4,462.09

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Solution

The fourth proportional to 8,621.44, 12,925.27 and 4,462.09 is: 6,689.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,621.44 : 12,925.27 = 4,462.09 : x
  2. Step 2: Convert to fraction form
    8,621.44/12,925.27 = 4,462.09/x
  3. Step 3: Cross multiply
    8,621.44x = 12,925.27 × 4,462.09
  4. Step 4: Simplify right side
    8,621.44x = 57,673,691.28
  5. Step 5: Solve for x
    x = 57,673,691.28/8,621.44
  6. Step 6: Final answer
    x = 6,689.57

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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.