Home / 1,552.43-2,142.33-844.29

Finding the Fourth Proportional to 1,552.43, 2,142.33 and 844.29

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Solution

The fourth proportional to 1,552.43, 2,142.33 and 844.29 is: 1,165.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,552.43 : 2,142.33 = 844.29 : x
  2. Step 2: Convert to fraction form
    1,552.43/2,142.33 = 844.29/x
  3. Step 3: Cross multiply
    1,552.43x = 2,142.33 × 844.29
  4. Step 4: Simplify right side
    1,552.43x = 1,808,747.80
  5. Step 5: Solve for x
    x = 1,808,747.80/1,552.43
  6. Step 6: Final answer
    x = 1,165.11

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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.