Home / 4,217.87-5,818.79-2,448.53

Finding the Fourth Proportional to 4,217.87, 5,818.79 and 2,448.53

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Solution

The fourth proportional to 4,217.87, 5,818.79 and 2,448.53 is: 3,377.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,217.87 : 5,818.79 = 2,448.53 : x
  2. Step 2: Convert to fraction form
    4,217.87/5,818.79 = 2,448.53/x
  3. Step 3: Cross multiply
    4,217.87x = 5,818.79 × 2,448.53
  4. Step 4: Simplify right side
    4,217.87x = 14,247,466.95
  5. Step 5: Solve for x
    x = 14,247,466.95/4,217.87
  6. Step 6: Final answer
    x = 3,377.88

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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.