Home / 4,456.12-6,149.64-2,567.20

Finding the Fourth Proportional to 4,456.12, 6,149.64 and 2,567.20

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Solution

The fourth proportional to 4,456.12, 6,149.64 and 2,567.20 is: 3,542.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,456.12 : 6,149.64 = 2,567.20 : x
  2. Step 2: Convert to fraction form
    4,456.12/6,149.64 = 2,567.20/x
  3. Step 3: Cross multiply
    4,456.12x = 6,149.64 × 2,567.20
  4. Step 4: Simplify right side
    4,456.12x = 15,787,355.81
  5. Step 5: Solve for x
    x = 15,787,355.81/4,456.12
  6. Step 6: Final answer
    x = 3,542.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.