Home / 10,191.46-15,287.22-4,344.34

Finding the Fourth Proportional to 10,191.46, 15,287.22 and 4,344.34

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Solution

The fourth proportional to 10,191.46, 15,287.22 and 4,344.34 is: 6,516.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,191.46 : 15,287.22 = 4,344.34 : x
  2. Step 2: Convert to fraction form
    10,191.46/15,287.22 = 4,344.34/x
  3. Step 3: Cross multiply
    10,191.46x = 15,287.22 × 4,344.34
  4. Step 4: Simplify right side
    10,191.46x = 66,412,881.33
  5. Step 5: Solve for x
    x = 66,412,881.33/10,191.46
  6. Step 6: Final answer
    x = 6,516.52

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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.