Home / 7,340.24-10,998.84-4,222.16

Finding the Fourth Proportional to 7,340.24, 10,998.84 and 4,222.16

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Solution

The fourth proportional to 7,340.24, 10,998.84 and 4,222.16 is: 6,326.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,340.24 : 10,998.84 = 4,222.16 : x
  2. Step 2: Convert to fraction form
    7,340.24/10,998.84 = 4,222.16/x
  3. Step 3: Cross multiply
    7,340.24x = 10,998.84 × 4,222.16
  4. Step 4: Simplify right side
    7,340.24x = 46,438,862.29
  5. Step 5: Solve for x
    x = 46,438,862.29/7,340.24
  6. Step 6: Final answer
    x = 6,326.61

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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.