Home / 10,052.39-13,872.20-5,576.03

Finding the Fourth Proportional to 10,052.39, 13,872.20 and 5,576.03

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Solution

The fourth proportional to 10,052.39, 13,872.20 and 5,576.03 is: 7,694.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,052.39 : 13,872.20 = 5,576.03 : x
  2. Step 2: Convert to fraction form
    10,052.39/13,872.20 = 5,576.03/x
  3. Step 3: Cross multiply
    10,052.39x = 13,872.20 × 5,576.03
  4. Step 4: Simplify right side
    10,052.39x = 77,351,803.37
  5. Step 5: Solve for x
    x = 77,351,803.37/10,052.39
  6. Step 6: Final answer
    x = 7,694.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.