Home / 3,505.49-4,837.38-2,179.16

Finding the Fourth Proportional to 3,505.49, 4,837.38 and 2,179.16

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Solution

The fourth proportional to 3,505.49, 4,837.38 and 2,179.16 is: 3,007.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,505.49 : 4,837.38 = 2,179.16 : x
  2. Step 2: Convert to fraction form
    3,505.49/4,837.38 = 2,179.16/x
  3. Step 3: Cross multiply
    3,505.49x = 4,837.38 × 2,179.16
  4. Step 4: Simplify right side
    3,505.49x = 10,541,425.00
  5. Step 5: Solve for x
    x = 10,541,425.00/3,505.49
  6. Step 6: Final answer
    x = 3,007.12

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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.