Home / 2,332.22-3,218.93-1,338.17

Finding the Fourth Proportional to 2,332.22, 3,218.93 and 1,338.17

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Solution

The fourth proportional to 2,332.22, 3,218.93 and 1,338.17 is: 1,846.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,332.22 : 3,218.93 = 1,338.17 : x
  2. Step 2: Convert to fraction form
    2,332.22/3,218.93 = 1,338.17/x
  3. Step 3: Cross multiply
    2,332.22x = 3,218.93 × 1,338.17
  4. Step 4: Simplify right side
    2,332.22x = 4,307,475.56
  5. Step 5: Solve for x
    x = 4,307,475.56/2,332.22
  6. Step 6: Final answer
    x = 1,846.94

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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.