Home / 1,844.82-2,545.30-1,098.40

Finding the Fourth Proportional to 1,844.82, 2,545.30 and 1,098.40

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Solution

The fourth proportional to 1,844.82, 2,545.30 and 1,098.40 is: 1,515.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,844.82 : 2,545.30 = 1,098.40 : x
  2. Step 2: Convert to fraction form
    1,844.82/2,545.30 = 1,098.40/x
  3. Step 3: Cross multiply
    1,844.82x = 2,545.30 × 1,098.40
  4. Step 4: Simplify right side
    1,844.82x = 2,795,757.52
  5. Step 5: Solve for x
    x = 2,795,757.52/1,844.82
  6. Step 6: Final answer
    x = 1,515.47

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1.5x scale

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.