Home / 5,521.91-8,277.56-3,542.00

Finding the Fourth Proportional to 5,521.91, 8,277.56 and 3,542.00

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Solution

The fourth proportional to 5,521.91, 8,277.56 and 3,542.00 is: 5,309.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,521.91 : 8,277.56 = 3,542.00 : x
  2. Step 2: Convert to fraction form
    5,521.91/8,277.56 = 3,542.00/x
  3. Step 3: Cross multiply
    5,521.91x = 8,277.56 × 3,542.00
  4. Step 4: Simplify right side
    5,521.91x = 29,319,058.42
  5. Step 5: Solve for x
    x = 29,319,058.42/5,521.91
  6. Step 6: Final answer
    x = 5,309.59

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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.