Home / 2,784.27-4,176-1,550.91

Finding the Fourth Proportional to 2,784.27, 4,176 and 1,550.91

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Solution

The fourth proportional to 2,784.27, 4,176 and 1,550.91 is: 2,326.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,784.27 : 4,176 = 1,550.91 : x
  2. Step 2: Convert to fraction form
    2,784.27/4,176 = 1,550.91/x
  3. Step 3: Cross multiply
    2,784.27x = 4,176 × 1,550.91
  4. Step 4: Simplify right side
    2,784.27x = 6,476,600.16
  5. Step 5: Solve for x
    x = 6,476,600.16/2,784.27
  6. Step 6: Final answer
    x = 2,326.14

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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.