Home / 10,105.92-13,948.32-6,792

Finding the Fourth Proportional to 10,105.92, 13,948.32 and 6,792

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Solution

The fourth proportional to 10,105.92, 13,948.32 and 6,792 is: 9,374.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,105.92 : 13,948.32 = 6,792 : x
  2. Step 2: Convert to fraction form
    10,105.92/13,948.32 = 6,792/x
  3. Step 3: Cross multiply
    10,105.92x = 13,948.32 × 6,792
  4. Step 4: Simplify right side
    10,105.92x = 94,736,989.44
  5. Step 5: Solve for x
    x = 94,736,989.44/10,105.92
  6. Step 6: Final answer
    x = 9,374.41

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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.