Home / 2,526.52-3,784.24-1,291.80

Finding the Fourth Proportional to 2,526.52, 3,784.24 and 1,291.80

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Solution

The fourth proportional to 2,526.52, 3,784.24 and 1,291.80 is: 1,934.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,526.52 : 3,784.24 = 1,291.80 : x
  2. Step 2: Convert to fraction form
    2,526.52/3,784.24 = 1,291.80/x
  3. Step 3: Cross multiply
    2,526.52x = 3,784.24 × 1,291.80
  4. Step 4: Simplify right side
    2,526.52x = 4,888,481.23
  5. Step 5: Solve for x
    x = 4,888,481.23/2,526.52
  6. Step 6: Final answer
    x = 1,934.87

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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.