Home / 10,940.61-15,098.09-6,224.79

Finding the Fourth Proportional to 10,940.61, 15,098.09 and 6,224.79

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Solution

The fourth proportional to 10,940.61, 15,098.09 and 6,224.79 is: 8,590.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,940.61 : 15,098.09 = 6,224.79 : x
  2. Step 2: Convert to fraction form
    10,940.61/15,098.09 = 6,224.79/x
  3. Step 3: Cross multiply
    10,940.61x = 15,098.09 × 6,224.79
  4. Step 4: Simplify right side
    10,940.61x = 93,982,408.53
  5. Step 5: Solve for x
    x = 93,982,408.53/10,940.61
  6. Step 6: Final answer
    x = 8,590.23

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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.