Home / 7,266.49-10,013.75-5,166.97

Finding the Fourth Proportional to 7,266.49, 10,013.75 and 5,166.97

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Solution

The fourth proportional to 7,266.49, 10,013.75 and 5,166.97 is: 7,120.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,266.49 : 10,013.75 = 5,166.97 : x
  2. Step 2: Convert to fraction form
    7,266.49/10,013.75 = 5,166.97/x
  3. Step 3: Cross multiply
    7,266.49x = 10,013.75 × 5,166.97
  4. Step 4: Simplify right side
    7,266.49x = 51,740,745.84
  5. Step 5: Solve for x
    x = 51,740,745.84/7,266.49
  6. Step 6: Final answer
    x = 7,120.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.