Home / 3,319.67-4,581.58-2,144.16

Finding the Fourth Proportional to 3,319.67, 4,581.58 and 2,144.16

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Solution

The fourth proportional to 3,319.67, 4,581.58 and 2,144.16 is: 2,959.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,319.67 : 4,581.58 = 2,144.16 : x
  2. Step 2: Convert to fraction form
    3,319.67/4,581.58 = 2,144.16/x
  3. Step 3: Cross multiply
    3,319.67x = 4,581.58 × 2,144.16
  4. Step 4: Simplify right side
    3,319.67x = 9,823,617.66
  5. Step 5: Solve for x
    x = 9,823,617.66/3,319.67
  6. Step 6: Final answer
    x = 2,959.22

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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.