Home / 7,459.20-11,191.41-3,298.66

Finding the Fourth Proportional to 7,459.20, 11,191.41 and 3,298.66

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Solution

The fourth proportional to 7,459.20, 11,191.41 and 3,298.66 is: 4,949.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,459.20 : 11,191.41 = 3,298.66 : x
  2. Step 2: Convert to fraction form
    7,459.20/11,191.41 = 3,298.66/x
  3. Step 3: Cross multiply
    7,459.20x = 11,191.41 × 3,298.66
  4. Step 4: Simplify right side
    7,459.20x = 36,916,656.51
  5. Step 5: Solve for x
    x = 36,916,656.51/7,459.20
  6. Step 6: Final answer
    x = 4,949.14

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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.