Home / 4,980.12-7,468.94-1,517.32

Finding the Fourth Proportional to 4,980.12, 7,468.94 and 1,517.32

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Solution

The fourth proportional to 4,980.12, 7,468.94 and 1,517.32 is: 2,275.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,980.12 : 7,468.94 = 1,517.32 : x
  2. Step 2: Convert to fraction form
    4,980.12/7,468.94 = 1,517.32/x
  3. Step 3: Cross multiply
    4,980.12x = 7,468.94 × 1,517.32
  4. Step 4: Simplify right side
    4,980.12x = 11,332,772.04
  5. Step 5: Solve for x
    x = 11,332,772.04/4,980.12
  6. Step 6: Final answer
    x = 2,275.60

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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.