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Finding the Fourth Proportional to 5,962.44, 8,915.20 and 5,439.62

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Solution

The fourth proportional to 5,962.44, 8,915.20 and 5,439.62 is: 8,133.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,962.44 : 8,915.20 = 5,439.62 : x
  2. Step 2: Convert to fraction form
    5,962.44/8,915.20 = 5,439.62/x
  3. Step 3: Cross multiply
    5,962.44x = 8,915.20 × 5,439.62
  4. Step 4: Simplify right side
    5,962.44x = 48,495,308.91
  5. Step 5: Solve for x
    x = 48,495,308.91/5,962.44
  6. Step 6: Final answer
    x = 8,133.46

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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.