Home / 1,755.45-2,423.34-1,092.71

Finding the Fourth Proportional to 1,755.45, 2,423.34 and 1,092.71

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Solution

The fourth proportional to 1,755.45, 2,423.34 and 1,092.71 is: 1,508.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,755.45 : 2,423.34 = 1,092.71 : x
  2. Step 2: Convert to fraction form
    1,755.45/2,423.34 = 1,092.71/x
  3. Step 3: Cross multiply
    1,755.45x = 2,423.34 × 1,092.71
  4. Step 4: Simplify right side
    1,755.45x = 2,648,013.91
  5. Step 5: Solve for x
    x = 2,648,013.91/1,755.45
  6. Step 6: Final answer
    x = 1,508.45

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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.