Home / 3,608.02-4,979.07-2,036.12

Finding the Fourth Proportional to 3,608.02, 4,979.07 and 2,036.12

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Solution

The fourth proportional to 3,608.02, 4,979.07 and 2,036.12 is: 2,809.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,608.02 : 4,979.07 = 2,036.12 : x
  2. Step 2: Convert to fraction form
    3,608.02/4,979.07 = 2,036.12/x
  3. Step 3: Cross multiply
    3,608.02x = 4,979.07 × 2,036.12
  4. Step 4: Simplify right side
    3,608.02x = 10,137,959.11
  5. Step 5: Solve for x
    x = 10,137,959.11/3,608.02
  6. Step 6: Final answer
    x = 2,809.84

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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.