Home / 6,679.60-9,218.36-4,026.96

Finding the Fourth Proportional to 6,679.60, 9,218.36 and 4,026.96

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Solution

The fourth proportional to 6,679.60, 9,218.36 and 4,026.96 is: 5,557.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,679.60 : 9,218.36 = 4,026.96 : x
  2. Step 2: Convert to fraction form
    6,679.60/9,218.36 = 4,026.96/x
  3. Step 3: Cross multiply
    6,679.60x = 9,218.36 × 4,026.96
  4. Step 4: Simplify right side
    6,679.60x = 37,121,966.99
  5. Step 5: Solve for x
    x = 37,121,966.99/6,679.60
  6. Step 6: Final answer
    x = 5,557.51

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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.