Home / 2,925.43-4,383.19-1,768.75

Finding the Fourth Proportional to 2,925.43, 4,383.19 and 1,768.75

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Solution

The fourth proportional to 2,925.43, 4,383.19 and 1,768.75 is: 2,650.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,925.43 : 4,383.19 = 1,768.75 : x
  2. Step 2: Convert to fraction form
    2,925.43/4,383.19 = 1,768.75/x
  3. Step 3: Cross multiply
    2,925.43x = 4,383.19 × 1,768.75
  4. Step 4: Simplify right side
    2,925.43x = 7,752,767.31
  5. Step 5: Solve for x
    x = 7,752,767.31/2,925.43
  6. Step 6: Final answer
    x = 2,650.13

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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.