Home / 5,266.94-7,268.38-2,876.93

Finding the Fourth Proportional to 5,266.94, 7,268.38 and 2,876.93

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Solution

The fourth proportional to 5,266.94, 7,268.38 and 2,876.93 is: 3,970.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,266.94 : 7,268.38 = 2,876.93 : x
  2. Step 2: Convert to fraction form
    5,266.94/7,268.38 = 2,876.93/x
  3. Step 3: Cross multiply
    5,266.94x = 7,268.38 × 2,876.93
  4. Step 4: Simplify right side
    5,266.94x = 20,910,661.26
  5. Step 5: Solve for x
    x = 20,910,661.26/5,266.94
  6. Step 6: Final answer
    x = 3,970.17

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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.