Home / 4,872.10-7,308.15-3,017.20

Finding the Fourth Proportional to 4,872.10, 7,308.15 and 3,017.20

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Solution

The fourth proportional to 4,872.10, 7,308.15 and 3,017.20 is: 4,525.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,872.10 : 7,308.15 = 3,017.20 : x
  2. Step 2: Convert to fraction form
    4,872.10/7,308.15 = 3,017.20/x
  3. Step 3: Cross multiply
    4,872.10x = 7,308.15 × 3,017.20
  4. Step 4: Simplify right side
    4,872.10x = 22,050,150.18
  5. Step 5: Solve for x
    x = 22,050,150.18/4,872.10
  6. Step 6: Final answer
    x = 4,525.80

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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.