Home / 2,340.42-3,216.36-2,274.84

Finding the Fourth Proportional to 2,340.42, 3,216.36 and 2,274.84

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Solution

The fourth proportional to 2,340.42, 3,216.36 and 2,274.84 is: 3,126.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,340.42 : 3,216.36 = 2,274.84 : x
  2. Step 2: Convert to fraction form
    2,340.42/3,216.36 = 2,274.84/x
  3. Step 3: Cross multiply
    2,340.42x = 3,216.36 × 2,274.84
  4. Step 4: Simplify right side
    2,340.42x = 7,316,704.38
  5. Step 5: Solve for x
    x = 7,316,704.38/2,340.42
  6. Step 6: Final answer
    x = 3,126.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.