Home / 3,586.29-4,948.85-1,992.82

Finding the Fourth Proportional to 3,586.29, 4,948.85 and 1,992.82

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Solution

The fourth proportional to 3,586.29, 4,948.85 and 1,992.82 is: 2,749.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,586.29 : 4,948.85 = 1,992.82 : x
  2. Step 2: Convert to fraction form
    3,586.29/4,948.85 = 1,992.82/x
  3. Step 3: Cross multiply
    3,586.29x = 4,948.85 × 1,992.82
  4. Step 4: Simplify right side
    3,586.29x = 9,862,167.26
  5. Step 5: Solve for x
    x = 9,862,167.26/3,586.29
  6. Step 6: Final answer
    x = 2,749.96

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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.