Home / 2,920.68-4,383.24-2,342.66

Finding the Fourth Proportional to 2,920.68, 4,383.24 and 2,342.66

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Solution

The fourth proportional to 2,920.68, 4,383.24 and 2,342.66 is: 3,515.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,920.68 : 4,383.24 = 2,342.66 : x
  2. Step 2: Convert to fraction form
    2,920.68/4,383.24 = 2,342.66/x
  3. Step 3: Cross multiply
    2,920.68x = 4,383.24 × 2,342.66
  4. Step 4: Simplify right side
    2,920.68x = 10,268,441.02
  5. Step 5: Solve for x
    x = 10,268,441.02/2,920.68
  6. Step 6: Final answer
    x = 3,515.77

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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.