Home / 7,481.61-11,222.40-3,094.23

Finding the Fourth Proportional to 7,481.61, 11,222.40 and 3,094.23

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Solution

The fourth proportional to 7,481.61, 11,222.40 and 3,094.23 is: 4,641.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,481.61 : 11,222.40 = 3,094.23 : x
  2. Step 2: Convert to fraction form
    7,481.61/11,222.40 = 3,094.23/x
  3. Step 3: Cross multiply
    7,481.61x = 11,222.40 × 3,094.23
  4. Step 4: Simplify right side
    7,481.61x = 34,724,686.75
  5. Step 5: Solve for x
    x = 34,724,686.75/7,481.61
  6. Step 6: Final answer
    x = 4,641.34

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Double scale
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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.