Home / 7,489.17-11,233.61-3,328.05

Finding the Fourth Proportional to 7,489.17, 11,233.61 and 3,328.05

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Solution

The fourth proportional to 7,489.17, 11,233.61 and 3,328.05 is: 4,992.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,489.17 : 11,233.61 = 3,328.05 : x
  2. Step 2: Convert to fraction form
    7,489.17/11,233.61 = 3,328.05/x
  3. Step 3: Cross multiply
    7,489.17x = 11,233.61 × 3,328.05
  4. Step 4: Simplify right side
    7,489.17x = 37,385,999.12
  5. Step 5: Solve for x
    x = 37,385,999.12/7,489.17
  6. Step 6: Final answer
    x = 4,992.01

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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.