Home / 1,343.15-2,011.75-1,032.71

Finding the Fourth Proportional to 1,343.15, 2,011.75 and 1,032.71

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Solution

The fourth proportional to 1,343.15, 2,011.75 and 1,032.71 is: 1,546.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343.15 : 2,011.75 = 1,032.71 : x
  2. Step 2: Convert to fraction form
    1,343.15/2,011.75 = 1,032.71/x
  3. Step 3: Cross multiply
    1,343.15x = 2,011.75 × 1,032.71
  4. Step 4: Simplify right side
    1,343.15x = 2,077,554.34
  5. Step 5: Solve for x
    x = 2,077,554.34/1,343.15
  6. Step 6: Final answer
    x = 1,546.78

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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.