Home / 10,372.88-15,559.32-3,446.48

Finding the Fourth Proportional to 10,372.88, 15,559.32 and 3,446.48

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Solution

The fourth proportional to 10,372.88, 15,559.32 and 3,446.48 is: 5,169.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,372.88 : 15,559.32 = 3,446.48 : x
  2. Step 2: Convert to fraction form
    10,372.88/15,559.32 = 3,446.48/x
  3. Step 3: Cross multiply
    10,372.88x = 15,559.32 × 3,446.48
  4. Step 4: Simplify right side
    10,372.88x = 53,624,885.19
  5. Step 5: Solve for x
    x = 53,624,885.19/10,372.88
  6. Step 6: Final answer
    x = 5,169.72

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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.