Home / 2,551.74-3,520.94-1,432.53

Finding the Fourth Proportional to 2,551.74, 3,520.94 and 1,432.53

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Solution

The fourth proportional to 2,551.74, 3,520.94 and 1,432.53 is: 1,976.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,551.74 : 3,520.94 = 1,432.53 : x
  2. Step 2: Convert to fraction form
    2,551.74/3,520.94 = 1,432.53/x
  3. Step 3: Cross multiply
    2,551.74x = 3,520.94 × 1,432.53
  4. Step 4: Simplify right side
    2,551.74x = 5,043,827.41
  5. Step 5: Solve for x
    x = 5,043,827.41/2,551.74
  6. Step 6: Final answer
    x = 1,976.62

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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.