Home / 5,237.61-7,856.37-1,341.96

Finding the Fourth Proportional to 5,237.61, 7,856.37 and 1,341.96

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Solution

The fourth proportional to 5,237.61, 7,856.37 and 1,341.96 is: 2,012.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,237.61 : 7,856.37 = 1,341.96 : x
  2. Step 2: Convert to fraction form
    5,237.61/7,856.37 = 1,341.96/x
  3. Step 3: Cross multiply
    5,237.61x = 7,856.37 × 1,341.96
  4. Step 4: Simplify right side
    5,237.61x = 10,542,934.29
  5. Step 5: Solve for x
    x = 10,542,934.29/5,237.61
  6. Step 6: Final answer
    x = 2,012.93

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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.