Home / 6,679.86-9,217.35-4,026.30

Finding the Fourth Proportional to 6,679.86, 9,217.35 and 4,026.30

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Solution

The fourth proportional to 6,679.86, 9,217.35 and 4,026.30 is: 5,555.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,679.86 : 9,217.35 = 4,026.30 : x
  2. Step 2: Convert to fraction form
    6,679.86/9,217.35 = 4,026.30/x
  3. Step 3: Cross multiply
    6,679.86x = 9,217.35 × 4,026.30
  4. Step 4: Simplify right side
    6,679.86x = 37,111,816.31
  5. Step 5: Solve for x
    x = 37,111,816.31/6,679.86
  6. Step 6: Final answer
    x = 5,555.78

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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.