Home / 5,265.89-7,266.96-2,908.11

Finding the Fourth Proportional to 5,265.89, 7,266.96 and 2,908.11

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Solution

The fourth proportional to 5,265.89, 7,266.96 and 2,908.11 is: 4,013.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,265.89 : 7,266.96 = 2,908.11 : x
  2. Step 2: Convert to fraction form
    5,265.89/7,266.96 = 2,908.11/x
  3. Step 3: Cross multiply
    5,265.89x = 7,266.96 × 2,908.11
  4. Step 4: Simplify right side
    5,265.89x = 21,133,119.05
  5. Step 5: Solve for x
    x = 21,133,119.05/5,265.89
  6. Step 6: Final answer
    x = 4,013.21

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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.