Home / 2,842.05-4,243.90-2,323.07

Finding the Fourth Proportional to 2,842.05, 4,243.90 and 2,323.07

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Solution

The fourth proportional to 2,842.05, 4,243.90 and 2,323.07 is: 3,468.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,842.05 : 4,243.90 = 2,323.07 : x
  2. Step 2: Convert to fraction form
    2,842.05/4,243.90 = 2,323.07/x
  3. Step 3: Cross multiply
    2,842.05x = 4,243.90 × 2,323.07
  4. Step 4: Simplify right side
    2,842.05x = 9,858,849.75
  5. Step 5: Solve for x
    x = 9,858,849.75/2,842.05
  6. Step 6: Final answer
    x = 3,468.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.