Home / 9,612.96-14,419.56-3,372.72

Finding the Fourth Proportional to 9,612.96, 14,419.56 and 3,372.72

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Solution

The fourth proportional to 9,612.96, 14,419.56 and 3,372.72 is: 5,059.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,612.96 : 14,419.56 = 3,372.72 : x
  2. Step 2: Convert to fraction form
    9,612.96/14,419.56 = 3,372.72/x
  3. Step 3: Cross multiply
    9,612.96x = 14,419.56 × 3,372.72
  4. Step 4: Simplify right side
    9,612.96x = 48,633,138.40
  5. Step 5: Solve for x
    x = 48,633,138.40/9,612.96
  6. Step 6: Final answer
    x = 5,059.12

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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.