Home / 1,436.71-2,153.22-1,250.85

Finding the Fourth Proportional to 1,436.71, 2,153.22 and 1,250.85

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Solution

The fourth proportional to 1,436.71, 2,153.22 and 1,250.85 is: 1,874.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,436.71 : 2,153.22 = 1,250.85 : x
  2. Step 2: Convert to fraction form
    1,436.71/2,153.22 = 1,250.85/x
  3. Step 3: Cross multiply
    1,436.71x = 2,153.22 × 1,250.85
  4. Step 4: Simplify right side
    1,436.71x = 2,693,355.24
  5. Step 5: Solve for x
    x = 2,693,355.24/1,436.71
  6. Step 6: Final answer
    x = 1,874.67

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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.