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Finding the Fourth Proportional to 1,352.76, 2,025.54 and 1,136.76

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Solution

The fourth proportional to 1,352.76, 2,025.54 and 1,136.76 is: 1,702.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,352.76 : 2,025.54 = 1,136.76 : x
  2. Step 2: Convert to fraction form
    1,352.76/2,025.54 = 1,136.76/x
  3. Step 3: Cross multiply
    1,352.76x = 2,025.54 × 1,136.76
  4. Step 4: Simplify right side
    1,352.76x = 2,302,552.85
  5. Step 5: Solve for x
    x = 2,302,552.85/1,352.76
  6. Step 6: Final answer
    x = 1,702.11

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1.5x scale

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.