Home / 7,459.87-11,188.10-3,297.62

Finding the Fourth Proportional to 7,459.87, 11,188.10 and 3,297.62

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Solution

The fourth proportional to 7,459.87, 11,188.10 and 3,297.62 is: 4,945.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,459.87 : 11,188.10 = 3,297.62 : x
  2. Step 2: Convert to fraction form
    7,459.87/11,188.10 = 3,297.62/x
  3. Step 3: Cross multiply
    7,459.87x = 11,188.10 × 3,297.62
  4. Step 4: Simplify right side
    7,459.87x = 36,894,145.00
  5. Step 5: Solve for x
    x = 36,894,145.00/7,459.87
  6. Step 6: Final answer
    x = 4,945.68

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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.