Home / 9,322.20-12,864.26-5,340.55

Finding the Fourth Proportional to 9,322.20, 12,864.26 and 5,340.55

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Solution

The fourth proportional to 9,322.20, 12,864.26 and 5,340.55 is: 7,369.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,322.20 : 12,864.26 = 5,340.55 : x
  2. Step 2: Convert to fraction form
    9,322.20/12,864.26 = 5,340.55/x
  3. Step 3: Cross multiply
    9,322.20x = 12,864.26 × 5,340.55
  4. Step 4: Simplify right side
    9,322.20x = 68,702,223.74
  5. Step 5: Solve for x
    x = 68,702,223.74/9,322.20
  6. Step 6: Final answer
    x = 7,369.74

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.