Home / 11,022.76-15,207.96-6,306.13

Finding the Fourth Proportional to 11,022.76, 15,207.96 and 6,306.13

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Solution

The fourth proportional to 11,022.76, 15,207.96 and 6,306.13 is: 8,700.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,022.76 : 15,207.96 = 6,306.13 : x
  2. Step 2: Convert to fraction form
    11,022.76/15,207.96 = 6,306.13/x
  3. Step 3: Cross multiply
    11,022.76x = 15,207.96 × 6,306.13
  4. Step 4: Simplify right side
    11,022.76x = 95,903,372.79
  5. Step 5: Solve for x
    x = 95,903,372.79/11,022.76
  6. Step 6: Final answer
    x = 8,700.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.