Home / 1,575.96-2,174.93-1,043.92

Finding the Fourth Proportional to 1,575.96, 2,174.93 and 1,043.92

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Solution

The fourth proportional to 1,575.96, 2,174.93 and 1,043.92 is: 1,440.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,575.96 : 2,174.93 = 1,043.92 : x
  2. Step 2: Convert to fraction form
    1,575.96/2,174.93 = 1,043.92/x
  3. Step 3: Cross multiply
    1,575.96x = 2,174.93 × 1,043.92
  4. Step 4: Simplify right side
    1,575.96x = 2,270,452.93
  5. Step 5: Solve for x
    x = 2,270,452.93/1,575.96
  6. Step 6: Final answer
    x = 1,440.68

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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.