Home / 2,268.80-3,403.08-625.36

Finding the Fourth Proportional to 2,268.80, 3,403.08 and 625.36

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Solution

The fourth proportional to 2,268.80, 3,403.08 and 625.36 is: 938.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,268.80 : 3,403.08 = 625.36 : x
  2. Step 2: Convert to fraction form
    2,268.80/3,403.08 = 625.36/x
  3. Step 3: Cross multiply
    2,268.80x = 3,403.08 × 625.36
  4. Step 4: Simplify right side
    2,268.80x = 2,128,150.11
  5. Step 5: Solve for x
    x = 2,128,150.11/2,268.80
  6. Step 6: Final answer
    x = 938.01

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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.