Home / 4,968.10-7,452.15-4,420.90

Finding the Fourth Proportional to 4,968.10, 7,452.15 and 4,420.90

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Solution

The fourth proportional to 4,968.10, 7,452.15 and 4,420.90 is: 6,631.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,968.10 : 7,452.15 = 4,420.90 : x
  2. Step 2: Convert to fraction form
    4,968.10/7,452.15 = 4,420.90/x
  3. Step 3: Cross multiply
    4,968.10x = 7,452.15 × 4,420.90
  4. Step 4: Simplify right side
    4,968.10x = 32,945,209.94
  5. Step 5: Solve for x
    x = 32,945,209.94/4,968.10
  6. Step 6: Final answer
    x = 6,631.35

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Similar ratio
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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.