Home / 10,052.91-15,072.30-4,427.91

Finding the Fourth Proportional to 10,052.91, 15,072.30 and 4,427.91

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Solution

The fourth proportional to 10,052.91, 15,072.30 and 4,427.91 is: 6,638.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,052.91 : 15,072.30 = 4,427.91 : x
  2. Step 2: Convert to fraction form
    10,052.91/15,072.30 = 4,427.91/x
  3. Step 3: Cross multiply
    10,052.91x = 15,072.30 × 4,427.91
  4. Step 4: Simplify right side
    10,052.91x = 66,738,787.89
  5. Step 5: Solve for x
    x = 66,738,787.89/10,052.91
  6. Step 6: Final answer
    x = 6,638.75

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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.