Home / 4,432.19-6,639.98-3,975.75

Finding the Fourth Proportional to 4,432.19, 6,639.98 and 3,975.75

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Solution

The fourth proportional to 4,432.19, 6,639.98 and 3,975.75 is: 5,956.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,432.19 : 6,639.98 = 3,975.75 : x
  2. Step 2: Convert to fraction form
    4,432.19/6,639.98 = 3,975.75/x
  3. Step 3: Cross multiply
    4,432.19x = 6,639.98 × 3,975.75
  4. Step 4: Simplify right side
    4,432.19x = 26,398,880.61
  5. Step 5: Solve for x
    x = 26,398,880.61/4,432.19
  6. Step 6: Final answer
    x = 5,956.18

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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.