Home / 5,237.26-7,856.19-1,341.56

Finding the Fourth Proportional to 5,237.26, 7,856.19 and 1,341.56

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Solution

The fourth proportional to 5,237.26, 7,856.19 and 1,341.56 is: 2,012.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,237.26 : 7,856.19 = 1,341.56 : x
  2. Step 2: Convert to fraction form
    5,237.26/7,856.19 = 1,341.56/x
  3. Step 3: Cross multiply
    5,237.26x = 7,856.19 × 1,341.56
  4. Step 4: Simplify right side
    5,237.26x = 10,539,569.90
  5. Step 5: Solve for x
    x = 10,539,569.90/5,237.26
  6. Step 6: Final answer
    x = 2,012.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.