Home / 7,389.75-11,086.49-2,195.63

Finding the Fourth Proportional to 7,389.75, 11,086.49 and 2,195.63

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Solution

The fourth proportional to 7,389.75, 11,086.49 and 2,195.63 is: 3,294.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,389.75 : 11,086.49 = 2,195.63 : x
  2. Step 2: Convert to fraction form
    7,389.75/11,086.49 = 2,195.63/x
  3. Step 3: Cross multiply
    7,389.75x = 11,086.49 × 2,195.63
  4. Step 4: Simplify right side
    7,389.75x = 24,341,830.04
  5. Step 5: Solve for x
    x = 24,341,830.04/7,389.75
  6. Step 6: Final answer
    x = 3,294.00

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Half scale
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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.