Home / 11,487.65-17,231.28-6,546.75

Finding the Fourth Proportional to 11,487.65, 17,231.28 and 6,546.75

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Solution

The fourth proportional to 11,487.65, 17,231.28 and 6,546.75 is: 9,820.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,487.65 : 17,231.28 = 6,546.75 : x
  2. Step 2: Convert to fraction form
    11,487.65/17,231.28 = 6,546.75/x
  3. Step 3: Cross multiply
    11,487.65x = 17,231.28 × 6,546.75
  4. Step 4: Simplify right side
    11,487.65x = 112,808,882.34
  5. Step 5: Solve for x
    x = 112,808,882.34/11,487.65
  6. Step 6: Final answer
    x = 9,820.01

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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.