Home / 2,292.30-3,156.18-2,022.84

Finding the Fourth Proportional to 2,292.30, 3,156.18 and 2,022.84

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Solution

The fourth proportional to 2,292.30, 3,156.18 and 2,022.84 is: 2,785.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,292.30 : 3,156.18 = 2,022.84 : x
  2. Step 2: Convert to fraction form
    2,292.30/3,156.18 = 2,022.84/x
  3. Step 3: Cross multiply
    2,292.30x = 3,156.18 × 2,022.84
  4. Step 4: Simplify right side
    2,292.30x = 6,384,447.15
  5. Step 5: Solve for x
    x = 6,384,447.15/2,292.30
  6. Step 6: Final answer
    x = 2,785.17

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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.