Home / 7,458.99-11,189.57-2,266.35

Finding the Fourth Proportional to 7,458.99, 11,189.57 and 2,266.35

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Solution

The fourth proportional to 7,458.99, 11,189.57 and 2,266.35 is: 3,399.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,458.99 : 11,189.57 = 2,266.35 : x
  2. Step 2: Convert to fraction form
    7,458.99/11,189.57 = 2,266.35/x
  3. Step 3: Cross multiply
    7,458.99x = 11,189.57 × 2,266.35
  4. Step 4: Simplify right side
    7,458.99x = 25,359,470.64
  5. Step 5: Solve for x
    x = 25,359,470.64/7,458.99
  6. Step 6: Final answer
    x = 3,399.85

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Double scale
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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.