Home / 3,835.61-5,752.20-1,237.94

Finding the Fourth Proportional to 3,835.61, 5,752.20 and 1,237.94

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Solution

The fourth proportional to 3,835.61, 5,752.20 and 1,237.94 is: 1,856.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,835.61 : 5,752.20 = 1,237.94 : x
  2. Step 2: Convert to fraction form
    3,835.61/5,752.20 = 1,237.94/x
  3. Step 3: Cross multiply
    3,835.61x = 5,752.20 × 1,237.94
  4. Step 4: Simplify right side
    3,835.61x = 7,120,878.47
  5. Step 5: Solve for x
    x = 7,120,878.47/3,835.61
  6. Step 6: Final answer
    x = 1,856.52

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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.