Home / 2,469.04-3,718.15-2,148.28

Finding the Fourth Proportional to 2,469.04, 3,718.15 and 2,148.28

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Solution

The fourth proportional to 2,469.04, 3,718.15 and 2,148.28 is: 3,235.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,469.04 : 3,718.15 = 2,148.28 : x
  2. Step 2: Convert to fraction form
    2,469.04/3,718.15 = 2,148.28/x
  3. Step 3: Cross multiply
    2,469.04x = 3,718.15 × 2,148.28
  4. Step 4: Simplify right side
    2,469.04x = 7,987,627.28
  5. Step 5: Solve for x
    x = 7,987,627.28/2,469.04
  6. Step 6: Final answer
    x = 3,235.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.