Home / 9,217.77-13,825.13-3,953.63

Finding the Fourth Proportional to 9,217.77, 13,825.13 and 3,953.63

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Solution

The fourth proportional to 9,217.77, 13,825.13 and 3,953.63 is: 5,929.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,217.77 : 13,825.13 = 3,953.63 : x
  2. Step 2: Convert to fraction form
    9,217.77/13,825.13 = 3,953.63/x
  3. Step 3: Cross multiply
    9,217.77x = 13,825.13 × 3,953.63
  4. Step 4: Simplify right side
    9,217.77x = 54,659,359.83
  5. Step 5: Solve for x
    x = 54,659,359.83/9,217.77
  6. Step 6: Final answer
    x = 5,929.78

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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.