Home / 5,045.21-7,561.86-2,268.62

Finding the Fourth Proportional to 5,045.21, 7,561.86 and 2,268.62

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Solution

The fourth proportional to 5,045.21, 7,561.86 and 2,268.62 is: 3,400.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,045.21 : 7,561.86 = 2,268.62 : x
  2. Step 2: Convert to fraction form
    5,045.21/7,561.86 = 2,268.62/x
  3. Step 3: Cross multiply
    5,045.21x = 7,561.86 × 2,268.62
  4. Step 4: Simplify right side
    5,045.21x = 17,154,986.83
  5. Step 5: Solve for x
    x = 17,154,986.83/5,045.21
  6. Step 6: Final answer
    x = 3,400.25

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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.