Home / 4,478.19-6,180.05-2,488.83

Finding the Fourth Proportional to 4,478.19, 6,180.05 and 2,488.83

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Solution

The fourth proportional to 4,478.19, 6,180.05 and 2,488.83 is: 3,434.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,478.19 : 6,180.05 = 2,488.83 : x
  2. Step 2: Convert to fraction form
    4,478.19/6,180.05 = 2,488.83/x
  3. Step 3: Cross multiply
    4,478.19x = 6,180.05 × 2,488.83
  4. Step 4: Simplify right side
    4,478.19x = 15,381,062.89
  5. Step 5: Solve for x
    x = 15,381,062.89/4,478.19
  6. Step 6: Final answer
    x = 3,434.66

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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.