Home / 3,271.48-4,906.76-1,079.93

Finding the Fourth Proportional to 3,271.48, 4,906.76 and 1,079.93

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Solution

The fourth proportional to 3,271.48, 4,906.76 and 1,079.93 is: 1,619.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,271.48 : 4,906.76 = 1,079.93 : x
  2. Step 2: Convert to fraction form
    3,271.48/4,906.76 = 1,079.93/x
  3. Step 3: Cross multiply
    3,271.48x = 4,906.76 × 1,079.93
  4. Step 4: Simplify right side
    3,271.48x = 5,298,964.19
  5. Step 5: Solve for x
    x = 5,298,964.19/3,271.48
  6. Step 6: Final answer
    x = 1,619.75

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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.