Home / 4,373.27-6,561.54-2,619.51

Finding the Fourth Proportional to 4,373.27, 6,561.54 and 2,619.51

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Solution

The fourth proportional to 4,373.27, 6,561.54 and 2,619.51 is: 3,930.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,373.27 : 6,561.54 = 2,619.51 : x
  2. Step 2: Convert to fraction form
    4,373.27/6,561.54 = 2,619.51/x
  3. Step 3: Cross multiply
    4,373.27x = 6,561.54 × 2,619.51
  4. Step 4: Simplify right side
    4,373.27x = 17,188,019.65
  5. Step 5: Solve for x
    x = 17,188,019.65/4,373.27
  6. Step 6: Final answer
    x = 3,930.25

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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.