Home / 4,507.12-6,219.60-2,517.28

Finding the Fourth Proportional to 4,507.12, 6,219.60 and 2,517.28

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Solution

The fourth proportional to 4,507.12, 6,219.60 and 2,517.28 is: 3,473.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,507.12 : 6,219.60 = 2,517.28 : x
  2. Step 2: Convert to fraction form
    4,507.12/6,219.60 = 2,517.28/x
  3. Step 3: Cross multiply
    4,507.12x = 6,219.60 × 2,517.28
  4. Step 4: Simplify right side
    4,507.12x = 15,656,474.69
  5. Step 5: Solve for x
    x = 15,656,474.69/4,507.12
  6. Step 6: Final answer
    x = 3,473.72

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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.