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Finding the Fourth Proportional to 10,254.97, 15,388.94 and 5,880.97

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Solution

The fourth proportional to 10,254.97, 15,388.94 and 5,880.97 is: 8,825.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,254.97 : 15,388.94 = 5,880.97 : x
  2. Step 2: Convert to fraction form
    10,254.97/15,388.94 = 5,880.97/x
  3. Step 3: Cross multiply
    10,254.97x = 15,388.94 × 5,880.97
  4. Step 4: Simplify right side
    10,254.97x = 90,501,895.33
  5. Step 5: Solve for x
    x = 90,501,895.33/10,254.97
  6. Step 6: Final answer
    x = 8,825.17

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1.5x scale

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.