Home / 10,053.28-13,872.90-6,072.04

Finding the Fourth Proportional to 10,053.28, 13,872.90 and 6,072.04

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Solution

The fourth proportional to 10,053.28, 13,872.90 and 6,072.04 is: 8,379.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,053.28 : 13,872.90 = 6,072.04 : x
  2. Step 2: Convert to fraction form
    10,053.28/13,872.90 = 6,072.04/x
  3. Step 3: Cross multiply
    10,053.28x = 13,872.90 × 6,072.04
  4. Step 4: Simplify right side
    10,053.28x = 84,236,803.72
  5. Step 5: Solve for x
    x = 84,236,803.72/10,053.28
  6. Step 6: Final answer
    x = 8,379.04

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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.