Home / 7,552.62-11,326.95-3,390.30

Finding the Fourth Proportional to 7,552.62, 11,326.95 and 3,390.30

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Solution

The fourth proportional to 7,552.62, 11,326.95 and 3,390.30 is: 5,084.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,552.62 : 11,326.95 = 3,390.30 : x
  2. Step 2: Convert to fraction form
    7,552.62/11,326.95 = 3,390.30/x
  3. Step 3: Cross multiply
    7,552.62x = 11,326.95 × 3,390.30
  4. Step 4: Simplify right side
    7,552.62x = 38,401,758.59
  5. Step 5: Solve for x
    x = 38,401,758.59/7,552.62
  6. Step 6: Final answer
    x = 5,084.56

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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.