Home / 4,328.96-5,974.86-2,561.72

Finding the Fourth Proportional to 4,328.96, 5,974.86 and 2,561.72

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Solution

The fourth proportional to 4,328.96, 5,974.86 and 2,561.72 is: 3,535.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,328.96 : 5,974.86 = 2,561.72 : x
  2. Step 2: Convert to fraction form
    4,328.96/5,974.86 = 2,561.72/x
  3. Step 3: Cross multiply
    4,328.96x = 5,974.86 × 2,561.72
  4. Step 4: Simplify right side
    4,328.96x = 15,305,918.36
  5. Step 5: Solve for x
    x = 15,305,918.36/4,328.96
  6. Step 6: Final answer
    x = 3,535.70

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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.