Home / 3,475.80-4,794.14-2,150.13

Finding the Fourth Proportional to 3,475.80, 4,794.14 and 2,150.13

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Solution

The fourth proportional to 3,475.80, 4,794.14 and 2,150.13 is: 2,965.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,475.80 : 4,794.14 = 2,150.13 : x
  2. Step 2: Convert to fraction form
    3,475.80/4,794.14 = 2,150.13/x
  3. Step 3: Cross multiply
    3,475.80x = 4,794.14 × 2,150.13
  4. Step 4: Simplify right side
    3,475.80x = 10,308,013.49
  5. Step 5: Solve for x
    x = 10,308,013.49/3,475.80
  6. Step 6: Final answer
    x = 2,965.65

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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.