Home / 1,114.30-1,537.88-834.04

Finding the Fourth Proportional to 1,114.30, 1,537.88 and 834.04

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Solution

The fourth proportional to 1,114.30, 1,537.88 and 834.04 is: 1,151.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,114.30 : 1,537.88 = 834.04 : x
  2. Step 2: Convert to fraction form
    1,114.30/1,537.88 = 834.04/x
  3. Step 3: Cross multiply
    1,114.30x = 1,537.88 × 834.04
  4. Step 4: Simplify right side
    1,114.30x = 1,282,653.44
  5. Step 5: Solve for x
    x = 1,282,653.44/1,114.30
  6. Step 6: Final answer
    x = 1,151.08

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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.