Home / 2,619.14-3,911.66-2,346.98

Finding the Fourth Proportional to 2,619.14, 3,911.66 and 2,346.98

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Solution

The fourth proportional to 2,619.14, 3,911.66 and 2,346.98 is: 3,505.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,619.14 : 3,911.66 = 2,346.98 : x
  2. Step 2: Convert to fraction form
    2,619.14/3,911.66 = 2,346.98/x
  3. Step 3: Cross multiply
    2,619.14x = 3,911.66 × 2,346.98
  4. Step 4: Simplify right side
    2,619.14x = 9,180,587.79
  5. Step 5: Solve for x
    x = 9,180,587.79/2,619.14
  6. Step 6: Final answer
    x = 3,505.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.