Home / 3,287.17-4,533.73-2,108.35

Finding the Fourth Proportional to 3,287.17, 4,533.73 and 2,108.35

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Solution

The fourth proportional to 3,287.17, 4,533.73 and 2,108.35 is: 2,907.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,287.17 : 4,533.73 = 2,108.35 : x
  2. Step 2: Convert to fraction form
    3,287.17/4,533.73 = 2,108.35/x
  3. Step 3: Cross multiply
    3,287.17x = 4,533.73 × 2,108.35
  4. Step 4: Simplify right side
    3,287.17x = 9,558,689.65
  5. Step 5: Solve for x
    x = 9,558,689.65/3,287.17
  6. Step 6: Final answer
    x = 2,907.88

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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.