Home / 1,844.78-2,545.44-1,145.84

Finding the Fourth Proportional to 1,844.78, 2,545.44 and 1,145.84

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Solution

The fourth proportional to 1,844.78, 2,545.44 and 1,145.84 is: 1,581.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,844.78 : 2,545.44 = 1,145.84 : x
  2. Step 2: Convert to fraction form
    1,844.78/2,545.44 = 1,145.84/x
  3. Step 3: Cross multiply
    1,844.78x = 2,545.44 × 1,145.84
  4. Step 4: Simplify right side
    1,844.78x = 2,916,666.97
  5. Step 5: Solve for x
    x = 2,916,666.97/1,844.78
  6. Step 6: Final answer
    x = 1,581.04

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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.