Home / 4,479.82-6,182.31-2,490.55

Finding the Fourth Proportional to 4,479.82, 6,182.31 and 2,490.55

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Solution

The fourth proportional to 4,479.82, 6,182.31 and 2,490.55 is: 3,437.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,479.82 : 6,182.31 = 2,490.55 : x
  2. Step 2: Convert to fraction form
    4,479.82/6,182.31 = 2,490.55/x
  3. Step 3: Cross multiply
    4,479.82x = 6,182.31 × 2,490.55
  4. Step 4: Simplify right side
    4,479.82x = 15,397,352.17
  5. Step 5: Solve for x
    x = 15,397,352.17/4,479.82
  6. Step 6: Final answer
    x = 3,437.05

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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.