Home / 10,334.38-15,501.57-3,408.88

Finding the Fourth Proportional to 10,334.38, 15,501.57 and 3,408.88

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Solution

The fourth proportional to 10,334.38, 15,501.57 and 3,408.88 is: 5,113.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,334.38 : 15,501.57 = 3,408.88 : x
  2. Step 2: Convert to fraction form
    10,334.38/15,501.57 = 3,408.88/x
  3. Step 3: Cross multiply
    10,334.38x = 15,501.57 × 3,408.88
  4. Step 4: Simplify right side
    10,334.38x = 52,842,991.94
  5. Step 5: Solve for x
    x = 52,842,991.94/10,334.38
  6. Step 6: Final answer
    x = 5,113.32

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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.