Home / 2,340.33-3,507.39-1,242.33

Finding the Fourth Proportional to 2,340.33, 3,507.39 and 1,242.33

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Solution

The fourth proportional to 2,340.33, 3,507.39 and 1,242.33 is: 1,861.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,340.33 : 3,507.39 = 1,242.33 : x
  2. Step 2: Convert to fraction form
    2,340.33/3,507.39 = 1,242.33/x
  3. Step 3: Cross multiply
    2,340.33x = 3,507.39 × 1,242.33
  4. Step 4: Simplify right side
    2,340.33x = 4,357,329.61
  5. Step 5: Solve for x
    x = 4,357,329.61/2,340.33
  6. Step 6: Final answer
    x = 1,861.84

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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.