Home / 6,103.08-8,422.32-3,308.64

Finding the Fourth Proportional to 6,103.08, 8,422.32 and 3,308.64

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Solution

The fourth proportional to 6,103.08, 8,422.32 and 3,308.64 is: 4,565.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,103.08 : 8,422.32 = 3,308.64 : x
  2. Step 2: Convert to fraction form
    6,103.08/8,422.32 = 3,308.64/x
  3. Step 3: Cross multiply
    6,103.08x = 8,422.32 × 3,308.64
  4. Step 4: Simplify right side
    6,103.08x = 27,866,424.84
  5. Step 5: Solve for x
    x = 27,866,424.84/6,103.08
  6. Step 6: Final answer
    x = 4,565.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.