Home / 1,350.87-2,027.34-1,045.38

Finding the Fourth Proportional to 1,350.87, 2,027.34 and 1,045.38

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Solution

The fourth proportional to 1,350.87, 2,027.34 and 1,045.38 is: 1,568.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,350.87 : 2,027.34 = 1,045.38 : x
  2. Step 2: Convert to fraction form
    1,350.87/2,027.34 = 1,045.38/x
  3. Step 3: Cross multiply
    1,350.87x = 2,027.34 × 1,045.38
  4. Step 4: Simplify right side
    1,350.87x = 2,119,340.69
  5. Step 5: Solve for x
    x = 2,119,340.69/1,350.87
  6. Step 6: Final answer
    x = 1,568.87

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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.