Home / 3,288.24-4,535.28-2,108.88

Finding the Fourth Proportional to 3,288.24, 4,535.28 and 2,108.88

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Solution

The fourth proportional to 3,288.24, 4,535.28 and 2,108.88 is: 2,908.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,288.24 : 4,535.28 = 2,108.88 : x
  2. Step 2: Convert to fraction form
    3,288.24/4,535.28 = 2,108.88/x
  3. Step 3: Cross multiply
    3,288.24x = 4,535.28 × 2,108.88
  4. Step 4: Simplify right side
    3,288.24x = 9,564,361.29
  5. Step 5: Solve for x
    x = 9,564,361.29/3,288.24
  6. Step 6: Final answer
    x = 2,908.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.