Home / 7,473.28-11,211.40-2,208.39

Finding the Fourth Proportional to 7,473.28, 11,211.40 and 2,208.39

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Solution

The fourth proportional to 7,473.28, 11,211.40 and 2,208.39 is: 3,313.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,473.28 : 11,211.40 = 2,208.39 : x
  2. Step 2: Convert to fraction form
    7,473.28/11,211.40 = 2,208.39/x
  3. Step 3: Cross multiply
    7,473.28x = 11,211.40 × 2,208.39
  4. Step 4: Simplify right side
    7,473.28x = 24,759,143.65
  5. Step 5: Solve for x
    x = 24,759,143.65/7,473.28
  6. Step 6: Final answer
    x = 3,313.02

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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.