Home / 8,432.27-11,636.46-4,655.44

Finding the Fourth Proportional to 8,432.27, 11,636.46 and 4,655.44

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Solution

The fourth proportional to 8,432.27, 11,636.46 and 4,655.44 is: 6,424.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,432.27 : 11,636.46 = 4,655.44 : x
  2. Step 2: Convert to fraction form
    8,432.27/11,636.46 = 4,655.44/x
  3. Step 3: Cross multiply
    8,432.27x = 11,636.46 × 4,655.44
  4. Step 4: Simplify right side
    8,432.27x = 54,172,812.25
  5. Step 5: Solve for x
    x = 54,172,812.25/8,432.27
  6. Step 6: Final answer
    x = 6,424.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.