Home / 8,738.34-13,096.57-6,882.13

Finding the Fourth Proportional to 8,738.34, 13,096.57 and 6,882.13

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Solution

The fourth proportional to 8,738.34, 13,096.57 and 6,882.13 is: 10,314.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,738.34 : 13,096.57 = 6,882.13 : x
  2. Step 2: Convert to fraction form
    8,738.34/13,096.57 = 6,882.13/x
  3. Step 3: Cross multiply
    8,738.34x = 13,096.57 × 6,882.13
  4. Step 4: Simplify right side
    8,738.34x = 90,132,231.81
  5. Step 5: Solve for x
    x = 90,132,231.81/8,738.34
  6. Step 6: Final answer
    x = 10,314.57

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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.