Home / 6,625.60-9,143.80-4,383.56

Finding the Fourth Proportional to 6,625.60, 9,143.80 and 4,383.56

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Solution

The fourth proportional to 6,625.60, 9,143.80 and 4,383.56 is: 6,049.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,625.60 : 9,143.80 = 4,383.56 : x
  2. Step 2: Convert to fraction form
    6,625.60/9,143.80 = 4,383.56/x
  3. Step 3: Cross multiply
    6,625.60x = 9,143.80 × 4,383.56
  4. Step 4: Simplify right side
    6,625.60x = 40,082,395.93
  5. Step 5: Solve for x
    x = 40,082,395.93/6,625.60
  6. Step 6: Final answer
    x = 6,049.63

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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.