Home / 6,402.22-9,605.80-2,242.69

Finding the Fourth Proportional to 6,402.22, 9,605.80 and 2,242.69

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Solution

The fourth proportional to 6,402.22, 9,605.80 and 2,242.69 is: 3,364.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,402.22 : 9,605.80 = 2,242.69 : x
  2. Step 2: Convert to fraction form
    6,402.22/9,605.80 = 2,242.69/x
  3. Step 3: Cross multiply
    6,402.22x = 9,605.80 × 2,242.69
  4. Step 4: Simplify right side
    6,402.22x = 21,542,831.60
  5. Step 5: Solve for x
    x = 21,542,831.60/6,402.22
  6. Step 6: Final answer
    x = 3,364.90

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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.