Home / 4,479.83-6,182.19-2,490.57

Finding the Fourth Proportional to 4,479.83, 6,182.19 and 2,490.57

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Solution

The fourth proportional to 4,479.83, 6,182.19 and 2,490.57 is: 3,437.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,479.83 : 6,182.19 = 2,490.57 : x
  2. Step 2: Convert to fraction form
    4,479.83/6,182.19 = 2,490.57/x
  3. Step 3: Cross multiply
    4,479.83x = 6,182.19 × 2,490.57
  4. Step 4: Simplify right side
    4,479.83x = 15,397,176.95
  5. Step 5: Solve for x
    x = 15,397,176.95/4,479.83
  6. Step 6: Final answer
    x = 3,437.00

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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.