Home / 3,176.29-4,382.94-2,585.80

Finding the Fourth Proportional to 3,176.29, 4,382.94 and 2,585.80

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Solution

The fourth proportional to 3,176.29, 4,382.94 and 2,585.80 is: 3,568.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,176.29 : 4,382.94 = 2,585.80 : x
  2. Step 2: Convert to fraction form
    3,176.29/4,382.94 = 2,585.80/x
  3. Step 3: Cross multiply
    3,176.29x = 4,382.94 × 2,585.80
  4. Step 4: Simplify right side
    3,176.29x = 11,333,406.25
  5. Step 5: Solve for x
    x = 11,333,406.25/3,176.29
  6. Step 6: Final answer
    x = 3,568.13

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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.