Home / 4,159.25-6,239.91-1,237.55

Finding the Fourth Proportional to 4,159.25, 6,239.91 and 1,237.55

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Solution

The fourth proportional to 4,159.25, 6,239.91 and 1,237.55 is: 1,856.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,159.25 : 6,239.91 = 1,237.55 : x
  2. Step 2: Convert to fraction form
    4,159.25/6,239.91 = 1,237.55/x
  3. Step 3: Cross multiply
    4,159.25x = 6,239.91 × 1,237.55
  4. Step 4: Simplify right side
    4,159.25x = 7,722,163.23
  5. Step 5: Solve for x
    x = 7,722,163.23/4,159.25
  6. Step 6: Final answer
    x = 1,856.62

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1.5x scale

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.