Home / 9,422.34-13,003.11-5,230.50

Finding the Fourth Proportional to 9,422.34, 13,003.11 and 5,230.50

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Solution

The fourth proportional to 9,422.34, 13,003.11 and 5,230.50 is: 7,218.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,422.34 : 13,003.11 = 5,230.50 : x
  2. Step 2: Convert to fraction form
    9,422.34/13,003.11 = 5,230.50/x
  3. Step 3: Cross multiply
    9,422.34x = 13,003.11 × 5,230.50
  4. Step 4: Simplify right side
    9,422.34x = 68,012,766.86
  5. Step 5: Solve for x
    x = 68,012,766.86/9,422.34
  6. Step 6: Final answer
    x = 7,218.25

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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.