Home / 6,320.32-9,480.20-3,404.32

Finding the Fourth Proportional to 6,320.32, 9,480.20 and 3,404.32

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Solution

The fourth proportional to 6,320.32, 9,480.20 and 3,404.32 is: 5,106.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,320.32 : 9,480.20 = 3,404.32 : x
  2. Step 2: Convert to fraction form
    6,320.32/9,480.20 = 3,404.32/x
  3. Step 3: Cross multiply
    6,320.32x = 9,480.20 × 3,404.32
  4. Step 4: Simplify right side
    6,320.32x = 32,273,634.46
  5. Step 5: Solve for x
    x = 32,273,634.46/6,320.32
  6. Step 6: Final answer
    x = 5,106.33

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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.