Home / 1,652.11-2,279.93-944.05

Finding the Fourth Proportional to 1,652.11, 2,279.93 and 944.05

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Solution

The fourth proportional to 1,652.11, 2,279.93 and 944.05 is: 1,302.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,652.11 : 2,279.93 = 944.05 : x
  2. Step 2: Convert to fraction form
    1,652.11/2,279.93 = 944.05/x
  3. Step 3: Cross multiply
    1,652.11x = 2,279.93 × 944.05
  4. Step 4: Simplify right side
    1,652.11x = 2,152,351.80
  5. Step 5: Solve for x
    x = 2,152,351.80/1,652.11
  6. Step 6: Final answer
    x = 1,302.79

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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.