Home / 6,400.80-9,603.49-3,282.27

Finding the Fourth Proportional to 6,400.80, 9,603.49 and 3,282.27

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Solution

The fourth proportional to 6,400.80, 9,603.49 and 3,282.27 is: 4,924.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,400.80 : 9,603.49 = 3,282.27 : x
  2. Step 2: Convert to fraction form
    6,400.80/9,603.49 = 3,282.27/x
  3. Step 3: Cross multiply
    6,400.80x = 9,603.49 × 3,282.27
  4. Step 4: Simplify right side
    6,400.80x = 31,521,253.85
  5. Step 5: Solve for x
    x = 31,521,253.85/6,400.80
  6. Step 6: Final answer
    x = 4,924.58

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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.