Home / 6,424.18-9,638.22-4,553.68

Finding the Fourth Proportional to 6,424.18, 9,638.22 and 4,553.68

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Solution

The fourth proportional to 6,424.18, 9,638.22 and 4,553.68 is: 6,831.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,424.18 : 9,638.22 = 4,553.68 : x
  2. Step 2: Convert to fraction form
    6,424.18/9,638.22 = 4,553.68/x
  3. Step 3: Cross multiply
    6,424.18x = 9,638.22 × 4,553.68
  4. Step 4: Simplify right side
    6,424.18x = 43,889,346.88
  5. Step 5: Solve for x
    x = 43,889,346.88/6,424.18
  6. Step 6: Final answer
    x = 6,831.90

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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.