Home / 2,216.07-3,323.97-917.52

Finding the Fourth Proportional to 2,216.07, 3,323.97 and 917.52

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Solution

The fourth proportional to 2,216.07, 3,323.97 and 917.52 is: 1,376.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,216.07 : 3,323.97 = 917.52 : x
  2. Step 2: Convert to fraction form
    2,216.07/3,323.97 = 917.52/x
  3. Step 3: Cross multiply
    2,216.07x = 3,323.97 × 917.52
  4. Step 4: Simplify right side
    2,216.07x = 3,049,808.95
  5. Step 5: Solve for x
    x = 3,049,808.95/2,216.07
  6. Step 6: Final answer
    x = 1,376.22

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1.5x scale

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.