Home / 4,432.56-6,644.52-2,125.68

Finding the Fourth Proportional to 4,432.56, 6,644.52 and 2,125.68

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Solution

The fourth proportional to 4,432.56, 6,644.52 and 2,125.68 is: 3,186.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,432.56 : 6,644.52 = 2,125.68 : x
  2. Step 2: Convert to fraction form
    4,432.56/6,644.52 = 2,125.68/x
  3. Step 3: Cross multiply
    4,432.56x = 6,644.52 × 2,125.68
  4. Step 4: Simplify right side
    4,432.56x = 14,124,123.27
  5. Step 5: Solve for x
    x = 14,124,123.27/4,432.56
  6. Step 6: Final answer
    x = 3,186.45

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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.