Home / 2,216.90-3,059.54-1,332.69

Finding the Fourth Proportional to 2,216.90, 3,059.54 and 1,332.69

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Solution

The fourth proportional to 2,216.90, 3,059.54 and 1,332.69 is: 1,839.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,216.90 : 3,059.54 = 1,332.69 : x
  2. Step 2: Convert to fraction form
    2,216.90/3,059.54 = 1,332.69/x
  3. Step 3: Cross multiply
    2,216.90x = 3,059.54 × 1,332.69
  4. Step 4: Simplify right side
    2,216.90x = 4,077,405.22
  5. Step 5: Solve for x
    x = 4,077,405.22/2,216.90
  6. Step 6: Final answer
    x = 1,839.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.