Home / 3,586.95-4,948.92-2,171.16

Finding the Fourth Proportional to 3,586.95, 4,948.92 and 2,171.16

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Solution

The fourth proportional to 3,586.95, 4,948.92 and 2,171.16 is: 2,995.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,586.95 : 4,948.92 = 2,171.16 : x
  2. Step 2: Convert to fraction form
    3,586.95/4,948.92 = 2,171.16/x
  3. Step 3: Cross multiply
    3,586.95x = 4,948.92 × 2,171.16
  4. Step 4: Simplify right side
    3,586.95x = 10,744,897.15
  5. Step 5: Solve for x
    x = 10,744,897.15/3,586.95
  6. Step 6: Final answer
    x = 2,995.55

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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.