Home / 2,448.12-3,376.74-1,608.84

Finding the Fourth Proportional to 2,448.12, 3,376.74 and 1,608.84

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Solution

The fourth proportional to 2,448.12, 3,376.74 and 1,608.84 is: 2,219.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,448.12 : 3,376.74 = 1,608.84 : x
  2. Step 2: Convert to fraction form
    2,448.12/3,376.74 = 1,608.84/x
  3. Step 3: Cross multiply
    2,448.12x = 3,376.74 × 1,608.84
  4. Step 4: Simplify right side
    2,448.12x = 5,432,634.38
  5. Step 5: Solve for x
    x = 5,432,634.38/2,448.12
  6. Step 6: Final answer
    x = 2,219.10

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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.