Home / 7,459.99-11,189.98-3,552.55

Finding the Fourth Proportional to 7,459.99, 11,189.98 and 3,552.55

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Solution

The fourth proportional to 7,459.99, 11,189.98 and 3,552.55 is: 5,328.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,459.99 : 11,189.98 = 3,552.55 : x
  2. Step 2: Convert to fraction form
    7,459.99/11,189.98 = 3,552.55/x
  3. Step 3: Cross multiply
    7,459.99x = 11,189.98 × 3,552.55
  4. Step 4: Simplify right side
    7,459.99x = 39,752,963.45
  5. Step 5: Solve for x
    x = 39,752,963.45/7,459.99
  6. Step 6: Final answer
    x = 5,328.82

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Similar ratio
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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.