Home / 4,432.56-6,639.60-3,335.40

Finding the Fourth Proportional to 4,432.56, 6,639.60 and 3,335.40

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Solution

The fourth proportional to 4,432.56, 6,639.60 and 3,335.40 is: 4,996.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,432.56 : 6,639.60 = 3,335.40 : x
  2. Step 2: Convert to fraction form
    4,432.56/6,639.60 = 3,335.40/x
  3. Step 3: Cross multiply
    4,432.56x = 6,639.60 × 3,335.40
  4. Step 4: Simplify right side
    4,432.56x = 22,145,721.84
  5. Step 5: Solve for x
    x = 22,145,721.84/4,432.56
  6. Step 6: Final answer
    x = 4,996.15

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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.