Home / 2,023.90-3,036.22-928.38

Finding the Fourth Proportional to 2,023.90, 3,036.22 and 928.38

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Solution

The fourth proportional to 2,023.90, 3,036.22 and 928.38 is: 1,392.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,023.90 : 3,036.22 = 928.38 : x
  2. Step 2: Convert to fraction form
    2,023.90/3,036.22 = 928.38/x
  3. Step 3: Cross multiply
    2,023.90x = 3,036.22 × 928.38
  4. Step 4: Simplify right side
    2,023.90x = 2,818,765.92
  5. Step 5: Solve for x
    x = 2,818,765.92/2,023.90
  6. Step 6: Final answer
    x = 1,392.74

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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.