Home / 10,925.45-16,388.18-2,717.45

Finding the Fourth Proportional to 10,925.45, 16,388.18 and 2,717.45

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Solution

The fourth proportional to 10,925.45, 16,388.18 and 2,717.45 is: 4,076.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,925.45 : 16,388.18 = 2,717.45 : x
  2. Step 2: Convert to fraction form
    10,925.45/16,388.18 = 2,717.45/x
  3. Step 3: Cross multiply
    10,925.45x = 16,388.18 × 2,717.45
  4. Step 4: Simplify right side
    10,925.45x = 44,534,059.74
  5. Step 5: Solve for x
    x = 44,534,059.74/10,925.45
  6. Step 6: Final answer
    x = 4,076.18

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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.