Home / 4,159.44-6,239.12-1,237.77

Finding the Fourth Proportional to 4,159.44, 6,239.12 and 1,237.77

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Solution

The fourth proportional to 4,159.44, 6,239.12 and 1,237.77 is: 1,856.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,159.44 : 6,239.12 = 1,237.77 : x
  2. Step 2: Convert to fraction form
    4,159.44/6,239.12 = 1,237.77/x
  3. Step 3: Cross multiply
    4,159.44x = 6,239.12 × 1,237.77
  4. Step 4: Simplify right side
    4,159.44x = 7,722,589.37
  5. Step 5: Solve for x
    x = 7,722,589.37/4,159.44
  6. Step 6: Final answer
    x = 1,856.64

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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.