Home / 7,482.23-11,223.34-1,936.13

Finding the Fourth Proportional to 7,482.23, 11,223.34 and 1,936.13

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Solution

The fourth proportional to 7,482.23, 11,223.34 and 1,936.13 is: 2,904.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,482.23 : 11,223.34 = 1,936.13 : x
  2. Step 2: Convert to fraction form
    7,482.23/11,223.34 = 1,936.13/x
  3. Step 3: Cross multiply
    7,482.23x = 11,223.34 × 1,936.13
  4. Step 4: Simplify right side
    7,482.23x = 21,729,868.49
  5. Step 5: Solve for x
    x = 21,729,868.49/7,482.23
  6. Step 6: Final answer
    x = 2,904.20

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Similar ratio
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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.