Home / 2,551.32-3,827.01-702.54

Finding the Fourth Proportional to 2,551.32, 3,827.01 and 702.54

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Solution

The fourth proportional to 2,551.32, 3,827.01 and 702.54 is: 1,053.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,551.32 : 3,827.01 = 702.54 : x
  2. Step 2: Convert to fraction form
    2,551.32/3,827.01 = 702.54/x
  3. Step 3: Cross multiply
    2,551.32x = 3,827.01 × 702.54
  4. Step 4: Simplify right side
    2,551.32x = 2,688,624.09
  5. Step 5: Solve for x
    x = 2,688,624.09/2,551.32
  6. Step 6: Final answer
    x = 1,053.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.