Home / 10,451.55-15,677.04-2,554.11

Finding the Fourth Proportional to 10,451.55, 15,677.04 and 2,554.11

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Solution

The fourth proportional to 10,451.55, 15,677.04 and 2,554.11 is: 3,831.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,451.55 : 15,677.04 = 2,554.11 : x
  2. Step 2: Convert to fraction form
    10,451.55/15,677.04 = 2,554.11/x
  3. Step 3: Cross multiply
    10,451.55x = 15,677.04 × 2,554.11
  4. Step 4: Simplify right side
    10,451.55x = 40,040,884.63
  5. Step 5: Solve for x
    x = 40,040,884.63/10,451.55
  6. Step 6: Final answer
    x = 3,831.10

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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.