Home / 7,250.78-10,871.75-3,088.46

Finding the Fourth Proportional to 7,250.78, 10,871.75 and 3,088.46

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Solution

The fourth proportional to 7,250.78, 10,871.75 and 3,088.46 is: 4,630.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,250.78 : 10,871.75 = 3,088.46 : x
  2. Step 2: Convert to fraction form
    7,250.78/10,871.75 = 3,088.46/x
  3. Step 3: Cross multiply
    7,250.78x = 10,871.75 × 3,088.46
  4. Step 4: Simplify right side
    7,250.78x = 33,576,999.91
  5. Step 5: Solve for x
    x = 33,576,999.91/7,250.78
  6. Step 6: Final answer
    x = 4,630.81

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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.