Home / 2,551.50-3,827.25-702.63

Finding the Fourth Proportional to 2,551.50, 3,827.25 and 702.63

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Solution

The fourth proportional to 2,551.50, 3,827.25 and 702.63 is: 1,053.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,551.50 : 3,827.25 = 702.63 : x
  2. Step 2: Convert to fraction form
    2,551.50/3,827.25 = 702.63/x
  3. Step 3: Cross multiply
    2,551.50x = 3,827.25 × 702.63
  4. Step 4: Simplify right side
    2,551.50x = 2,689,140.67
  5. Step 5: Solve for x
    x = 2,689,140.67/2,551.50
  6. Step 6: Final answer
    x = 1,053.95

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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.