Home / 3,138.33-4,710.57-1,752.66

Finding the Fourth Proportional to 3,138.33, 4,710.57 and 1,752.66

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Solution

The fourth proportional to 3,138.33, 4,710.57 and 1,752.66 is: 2,630.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,138.33 : 4,710.57 = 1,752.66 : x
  2. Step 2: Convert to fraction form
    3,138.33/4,710.57 = 1,752.66/x
  3. Step 3: Cross multiply
    3,138.33x = 4,710.57 × 1,752.66
  4. Step 4: Simplify right side
    3,138.33x = 8,256,030.90
  5. Step 5: Solve for x
    x = 8,256,030.90/3,138.33
  6. Step 6: Final answer
    x = 2,630.71

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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.