Home / 3,204.80-4,807.88-1,357.08

Finding the Fourth Proportional to 3,204.80, 4,807.88 and 1,357.08

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Solution

The fourth proportional to 3,204.80, 4,807.88 and 1,357.08 is: 2,035.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,204.80 : 4,807.88 = 1,357.08 : x
  2. Step 2: Convert to fraction form
    3,204.80/4,807.88 = 1,357.08/x
  3. Step 3: Cross multiply
    3,204.80x = 4,807.88 × 1,357.08
  4. Step 4: Simplify right side
    3,204.80x = 6,524,677.79
  5. Step 5: Solve for x
    x = 6,524,677.79/3,204.80
  6. Step 6: Final answer
    x = 2,035.91

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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.