Home / 10,872.65-15,004.06-6,092.58

Finding the Fourth Proportional to 10,872.65, 15,004.06 and 6,092.58

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Solution

The fourth proportional to 10,872.65, 15,004.06 and 6,092.58 is: 8,407.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,872.65 : 15,004.06 = 6,092.58 : x
  2. Step 2: Convert to fraction form
    10,872.65/15,004.06 = 6,092.58/x
  3. Step 3: Cross multiply
    10,872.65x = 15,004.06 × 6,092.58
  4. Step 4: Simplify right side
    10,872.65x = 91,413,435.87
  5. Step 5: Solve for x
    x = 91,413,435.87/10,872.65
  6. Step 6: Final answer
    x = 8,407.65

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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.