Home / 4,479.90-6,182.46-2,490.66

Finding the Fourth Proportional to 4,479.90, 6,182.46 and 2,490.66

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Solution

The fourth proportional to 4,479.90, 6,182.46 and 2,490.66 is: 3,437.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,479.90 : 6,182.46 = 2,490.66 : x
  2. Step 2: Convert to fraction form
    4,479.90/6,182.46 = 2,490.66/x
  3. Step 3: Cross multiply
    4,479.90x = 6,182.46 × 2,490.66
  4. Step 4: Simplify right side
    4,479.90x = 15,398,405.82
  5. Step 5: Solve for x
    x = 15,398,405.82/4,479.90
  6. Step 6: Final answer
    x = 3,437.22

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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.