Home / 1,813.52-2,501.15-1,150.13

Finding the Fourth Proportional to 1,813.52, 2,501.15 and 1,150.13

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Solution

The fourth proportional to 1,813.52, 2,501.15 and 1,150.13 is: 1,586.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,813.52 : 2,501.15 = 1,150.13 : x
  2. Step 2: Convert to fraction form
    1,813.52/2,501.15 = 1,150.13/x
  3. Step 3: Cross multiply
    1,813.52x = 2,501.15 × 1,150.13
  4. Step 4: Simplify right side
    1,813.52x = 2,876,648.15
  5. Step 5: Solve for x
    x = 2,876,648.15/1,813.52
  6. Step 6: Final answer
    x = 1,586.22

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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.