Home / 4,479.76-6,182.04-2,490.31

Finding the Fourth Proportional to 4,479.76, 6,182.04 and 2,490.31

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Solution

The fourth proportional to 4,479.76, 6,182.04 and 2,490.31 is: 3,436.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,479.76 : 6,182.04 = 2,490.31 : x
  2. Step 2: Convert to fraction form
    4,479.76/6,182.04 = 2,490.31/x
  3. Step 3: Cross multiply
    4,479.76x = 6,182.04 × 2,490.31
  4. Step 4: Simplify right side
    4,479.76x = 15,395,196.03
  5. Step 5: Solve for x
    x = 15,395,196.03/4,479.76
  6. Step 6: Final answer
    x = 3,436.61

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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.