Home / 3,239.06-4,859.80-1,158.98

Finding the Fourth Proportional to 3,239.06, 4,859.80 and 1,158.98

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Solution

The fourth proportional to 3,239.06, 4,859.80 and 1,158.98 is: 1,738.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,239.06 : 4,859.80 = 1,158.98 : x
  2. Step 2: Convert to fraction form
    3,239.06/4,859.80 = 1,158.98/x
  3. Step 3: Cross multiply
    3,239.06x = 4,859.80 × 1,158.98
  4. Step 4: Simplify right side
    3,239.06x = 5,632,383.81
  5. Step 5: Solve for x
    x = 5,632,383.81/3,239.06
  6. Step 6: Final answer
    x = 1,738.90

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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.