Home / 5,266.63-7,268.14-2,908.77

Finding the Fourth Proportional to 5,266.63, 7,268.14 and 2,908.77

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Solution

The fourth proportional to 5,266.63, 7,268.14 and 2,908.77 is: 4,014.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,266.63 : 7,268.14 = 2,908.77 : x
  2. Step 2: Convert to fraction form
    5,266.63/7,268.14 = 2,908.77/x
  3. Step 3: Cross multiply
    5,266.63x = 7,268.14 × 2,908.77
  4. Step 4: Simplify right side
    5,266.63x = 21,141,347.59
  5. Step 5: Solve for x
    x = 21,141,347.59/5,266.63
  6. Step 6: Final answer
    x = 4,014.21

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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.