Home / 9,972.42-14,939.48-5,576.56

Finding the Fourth Proportional to 9,972.42, 14,939.48 and 5,576.56

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Solution

The fourth proportional to 9,972.42, 14,939.48 and 5,576.56 is: 8,354.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,972.42 : 14,939.48 = 5,576.56 : x
  2. Step 2: Convert to fraction form
    9,972.42/14,939.48 = 5,576.56/x
  3. Step 3: Cross multiply
    9,972.42x = 14,939.48 × 5,576.56
  4. Step 4: Simplify right side
    9,972.42x = 83,310,906.59
  5. Step 5: Solve for x
    x = 83,310,906.59/9,972.42
  6. Step 6: Final answer
    x = 8,354.13

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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.