Home / 7,625.88-11,432.95-3,675.11

Finding the Fourth Proportional to 7,625.88, 11,432.95 and 3,675.11

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Solution

The fourth proportional to 7,625.88, 11,432.95 and 3,675.11 is: 5,509.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,625.88 : 11,432.95 = 3,675.11 : x
  2. Step 2: Convert to fraction form
    7,625.88/11,432.95 = 3,675.11/x
  3. Step 3: Cross multiply
    7,625.88x = 11,432.95 × 3,675.11
  4. Step 4: Simplify right side
    7,625.88x = 42,017,282.52
  5. Step 5: Solve for x
    x = 42,017,282.52/7,625.88
  6. Step 6: Final answer
    x = 5,509.83

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1.5x scale

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.