Home / 4,851.38-6,694.90-2,643.38

Finding the Fourth Proportional to 4,851.38, 6,694.90 and 2,643.38

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Solution

The fourth proportional to 4,851.38, 6,694.90 and 2,643.38 is: 3,647.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,851.38 : 6,694.90 = 2,643.38 : x
  2. Step 2: Convert to fraction form
    4,851.38/6,694.90 = 2,643.38/x
  3. Step 3: Cross multiply
    4,851.38x = 6,694.90 × 2,643.38
  4. Step 4: Simplify right side
    4,851.38x = 17,697,124.68
  5. Step 5: Solve for x
    x = 17,697,124.68/4,851.38
  6. Step 6: Final answer
    x = 3,647.86

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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.