Home / 10,880.95-16,321.42-3,089.56

Finding the Fourth Proportional to 10,880.95, 16,321.42 and 3,089.56

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Solution

The fourth proportional to 10,880.95, 16,321.42 and 3,089.56 is: 4,634.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,880.95 : 16,321.42 = 3,089.56 : x
  2. Step 2: Convert to fraction form
    10,880.95/16,321.42 = 3,089.56/x
  3. Step 3: Cross multiply
    10,880.95x = 16,321.42 × 3,089.56
  4. Step 4: Simplify right side
    10,880.95x = 50,426,006.38
  5. Step 5: Solve for x
    x = 50,426,006.38/10,880.95
  6. Step 6: Final answer
    x = 4,634.34

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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.