Home / 1,033.27-1,426.12-613.85

Finding the Fourth Proportional to 1,033.27, 1,426.12 and 613.85

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Solution

The fourth proportional to 1,033.27, 1,426.12 and 613.85 is: 847.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,033.27 : 1,426.12 = 613.85 : x
  2. Step 2: Convert to fraction form
    1,033.27/1,426.12 = 613.85/x
  3. Step 3: Cross multiply
    1,033.27x = 1,426.12 × 613.85
  4. Step 4: Simplify right side
    1,033.27x = 875,423.76
  5. Step 5: Solve for x
    x = 875,423.76/1,033.27
  6. Step 6: Final answer
    x = 847.24

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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.