Home / 5,372.47-8,051.14-4,271.95

Finding the Fourth Proportional to 5,372.47, 8,051.14 and 4,271.95

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Solution

The fourth proportional to 5,372.47, 8,051.14 and 4,271.95 is: 6,401.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,372.47 : 8,051.14 = 4,271.95 : x
  2. Step 2: Convert to fraction form
    5,372.47/8,051.14 = 4,271.95/x
  3. Step 3: Cross multiply
    5,372.47x = 8,051.14 × 4,271.95
  4. Step 4: Simplify right side
    5,372.47x = 34,394,067.52
  5. Step 5: Solve for x
    x = 34,394,067.52/5,372.47
  6. Step 6: Final answer
    x = 6,401.91

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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.