Home / 11,253.20-16,880.76-2,934.32

Finding the Fourth Proportional to 11,253.20, 16,880.76 and 2,934.32

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Solution

The fourth proportional to 11,253.20, 16,880.76 and 2,934.32 is: 4,401.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,253.20 : 16,880.76 = 2,934.32 : x
  2. Step 2: Convert to fraction form
    11,253.20/16,880.76 = 2,934.32/x
  3. Step 3: Cross multiply
    11,253.20x = 16,880.76 × 2,934.32
  4. Step 4: Simplify right side
    11,253.20x = 49,533,551.68
  5. Step 5: Solve for x
    x = 49,533,551.68/11,253.20
  6. Step 6: Final answer
    x = 4,401.73

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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.