Home / 10,351.44-15,527.16-3,426.48

Finding the Fourth Proportional to 10,351.44, 15,527.16 and 3,426.48

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Solution

The fourth proportional to 10,351.44, 15,527.16 and 3,426.48 is: 5,139.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,351.44 : 15,527.16 = 3,426.48 : x
  2. Step 2: Convert to fraction form
    10,351.44/15,527.16 = 3,426.48/x
  3. Step 3: Cross multiply
    10,351.44x = 15,527.16 × 3,426.48
  4. Step 4: Simplify right side
    10,351.44x = 53,203,503.20
  5. Step 5: Solve for x
    x = 53,203,503.20/10,351.44
  6. Step 6: Final answer
    x = 5,139.72

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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.