Home / 2,167.52-3,262.92-1,866.12

Finding the Fourth Proportional to 2,167.52, 3,262.92 and 1,866.12

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Solution

The fourth proportional to 2,167.52, 3,262.92 and 1,866.12 is: 2,809.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,167.52 : 3,262.92 = 1,866.12 : x
  2. Step 2: Convert to fraction form
    2,167.52/3,262.92 = 1,866.12/x
  3. Step 3: Cross multiply
    2,167.52x = 3,262.92 × 1,866.12
  4. Step 4: Simplify right side
    2,167.52x = 6,089,000.27
  5. Step 5: Solve for x
    x = 6,089,000.27/2,167.52
  6. Step 6: Final answer
    x = 2,809.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.