Home / 3,217.17-4,439.49-1,800.62

Finding the Fourth Proportional to 3,217.17, 4,439.49 and 1,800.62

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Solution

The fourth proportional to 3,217.17, 4,439.49 and 1,800.62 is: 2,484.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,217.17 : 4,439.49 = 1,800.62 : x
  2. Step 2: Convert to fraction form
    3,217.17/4,439.49 = 1,800.62/x
  3. Step 3: Cross multiply
    3,217.17x = 4,439.49 × 1,800.62
  4. Step 4: Simplify right side
    3,217.17x = 7,993,844.53
  5. Step 5: Solve for x
    x = 7,993,844.53/3,217.17
  6. Step 6: Final answer
    x = 2,484.74

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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.