Home / 2,585.88-3,569.33-1,995.39

Finding the Fourth Proportional to 2,585.88, 3,569.33 and 1,995.39

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Solution

The fourth proportional to 2,585.88, 3,569.33 and 1,995.39 is: 2,754.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,585.88 : 3,569.33 = 1,995.39 : x
  2. Step 2: Convert to fraction form
    2,585.88/3,569.33 = 1,995.39/x
  3. Step 3: Cross multiply
    2,585.88x = 3,569.33 × 1,995.39
  4. Step 4: Simplify right side
    2,585.88x = 7,122,210.38
  5. Step 5: Solve for x
    x = 7,122,210.38/2,585.88
  6. Step 6: Final answer
    x = 2,754.27

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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.