Home / 7,222.57-10,836.59-3,326.06

Finding the Fourth Proportional to 7,222.57, 10,836.59 and 3,326.06

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Solution

The fourth proportional to 7,222.57, 10,836.59 and 3,326.06 is: 4,990.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,222.57 : 10,836.59 = 3,326.06 : x
  2. Step 2: Convert to fraction form
    7,222.57/10,836.59 = 3,326.06/x
  3. Step 3: Cross multiply
    7,222.57x = 10,836.59 × 3,326.06
  4. Step 4: Simplify right side
    7,222.57x = 36,043,159.00
  5. Step 5: Solve for x
    x = 36,043,159.00/7,222.57
  6. Step 6: Final answer
    x = 4,990.35

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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.