Home / 2,027.48-3,042.60-729.08

Finding the Fourth Proportional to 2,027.48, 3,042.60 and 729.08

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Solution

The fourth proportional to 2,027.48, 3,042.60 and 729.08 is: 1,094.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,027.48 : 3,042.60 = 729.08 : x
  2. Step 2: Convert to fraction form
    2,027.48/3,042.60 = 729.08/x
  3. Step 3: Cross multiply
    2,027.48x = 3,042.60 × 729.08
  4. Step 4: Simplify right side
    2,027.48x = 2,218,298.81
  5. Step 5: Solve for x
    x = 2,218,298.81/2,027.48
  6. Step 6: Final answer
    x = 1,094.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.