Home / 7,468.66-11,202.22-1,921.83

Finding the Fourth Proportional to 7,468.66, 11,202.22 and 1,921.83

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Solution

The fourth proportional to 7,468.66, 11,202.22 and 1,921.83 is: 2,882.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,468.66 : 11,202.22 = 1,921.83 : x
  2. Step 2: Convert to fraction form
    7,468.66/11,202.22 = 1,921.83/x
  3. Step 3: Cross multiply
    7,468.66x = 11,202.22 × 1,921.83
  4. Step 4: Simplify right side
    7,468.66x = 21,528,762.46
  5. Step 5: Solve for x
    x = 21,528,762.46/7,468.66
  6. Step 6: Final answer
    x = 2,882.55

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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.