Home / 8,825.54-13,240.27-2,981.99

Finding the Fourth Proportional to 8,825.54, 13,240.27 and 2,981.99

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Solution

The fourth proportional to 8,825.54, 13,240.27 and 2,981.99 is: 4,473.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,825.54 : 13,240.27 = 2,981.99 : x
  2. Step 2: Convert to fraction form
    8,825.54/13,240.27 = 2,981.99/x
  3. Step 3: Cross multiply
    8,825.54x = 13,240.27 × 2,981.99
  4. Step 4: Simplify right side
    8,825.54x = 39,482,389.57
  5. Step 5: Solve for x
    x = 39,482,389.57/8,825.54
  6. Step 6: Final answer
    x = 4,473.65

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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.