Home / 1,350.18-1,862.94-1,035.81

Finding the Fourth Proportional to 1,350.18, 1,862.94 and 1,035.81

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Solution

The fourth proportional to 1,350.18, 1,862.94 and 1,035.81 is: 1,429.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,350.18 : 1,862.94 = 1,035.81 : x
  2. Step 2: Convert to fraction form
    1,350.18/1,862.94 = 1,035.81/x
  3. Step 3: Cross multiply
    1,350.18x = 1,862.94 × 1,035.81
  4. Step 4: Simplify right side
    1,350.18x = 1,929,651.88
  5. Step 5: Solve for x
    x = 1,929,651.88/1,350.18
  6. Step 6: Final answer
    x = 1,429.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.