Home / 3,010.92-4,155.06-1,752.72

Finding the Fourth Proportional to 3,010.92, 4,155.06 and 1,752.72

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Solution

The fourth proportional to 3,010.92, 4,155.06 and 1,752.72 is: 2,418.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,010.92 : 4,155.06 = 1,752.72 : x
  2. Step 2: Convert to fraction form
    3,010.92/4,155.06 = 1,752.72/x
  3. Step 3: Cross multiply
    3,010.92x = 4,155.06 × 1,752.72
  4. Step 4: Simplify right side
    3,010.92x = 7,282,656.76
  5. Step 5: Solve for x
    x = 7,282,656.76/3,010.92
  6. Step 6: Final answer
    x = 2,418.75

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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.