Home / 7,280.04-10,912.27-3,766.51

Finding the Fourth Proportional to 7,280.04, 10,912.27 and 3,766.51

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Solution

The fourth proportional to 7,280.04, 10,912.27 and 3,766.51 is: 5,645.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,280.04 : 10,912.27 = 3,766.51 : x
  2. Step 2: Convert to fraction form
    7,280.04/10,912.27 = 3,766.51/x
  3. Step 3: Cross multiply
    7,280.04x = 10,912.27 × 3,766.51
  4. Step 4: Simplify right side
    7,280.04x = 41,101,174.08
  5. Step 5: Solve for x
    x = 41,101,174.08/7,280.04
  6. Step 6: Final answer
    x = 5,645.73

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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.