Home / 1,772.92-2,671.39-1,471.53

Finding the Fourth Proportional to 1,772.92, 2,671.39 and 1,471.53

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Solution

The fourth proportional to 1,772.92, 2,671.39 and 1,471.53 is: 2,217.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,772.92 : 2,671.39 = 1,471.53 : x
  2. Step 2: Convert to fraction form
    1,772.92/2,671.39 = 1,471.53/x
  3. Step 3: Cross multiply
    1,772.92x = 2,671.39 × 1,471.53
  4. Step 4: Simplify right side
    1,772.92x = 3,931,030.53
  5. Step 5: Solve for x
    x = 3,931,030.53/1,772.92
  6. Step 6: Final answer
    x = 2,217.26

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.