Home / 3,271.80-4,904.82-1,542.52

Finding the Fourth Proportional to 3,271.80, 4,904.82 and 1,542.52

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Solution

The fourth proportional to 3,271.80, 4,904.82 and 1,542.52 is: 2,312.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,271.80 : 4,904.82 = 1,542.52 : x
  2. Step 2: Convert to fraction form
    3,271.80/4,904.82 = 1,542.52/x
  3. Step 3: Cross multiply
    3,271.80x = 4,904.82 × 1,542.52
  4. Step 4: Simplify right side
    3,271.80x = 7,565,782.95
  5. Step 5: Solve for x
    x = 7,565,782.95/3,271.80
  6. Step 6: Final answer
    x = 2,312.42

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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.