Home / 3,586.26-4,948.97-1,992.90

Finding the Fourth Proportional to 3,586.26, 4,948.97 and 1,992.90

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Solution

The fourth proportional to 3,586.26, 4,948.97 and 1,992.90 is: 2,750.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,586.26 : 4,948.97 = 1,992.90 : x
  2. Step 2: Convert to fraction form
    3,586.26/4,948.97 = 1,992.90/x
  3. Step 3: Cross multiply
    3,586.26x = 4,948.97 × 1,992.90
  4. Step 4: Simplify right side
    3,586.26x = 9,862,802.31
  5. Step 5: Solve for x
    x = 9,862,802.31/3,586.26
  6. Step 6: Final answer
    x = 2,750.16

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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.