Home / 3,670.14-5,064.78-2,098.20

Finding the Fourth Proportional to 3,670.14, 5,064.78 and 2,098.20

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Solution

The fourth proportional to 3,670.14, 5,064.78 and 2,098.20 is: 2,895.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,670.14 : 5,064.78 = 2,098.20 : x
  2. Step 2: Convert to fraction form
    3,670.14/5,064.78 = 2,098.20/x
  3. Step 3: Cross multiply
    3,670.14x = 5,064.78 × 2,098.20
  4. Step 4: Simplify right side
    3,670.14x = 10,626,921.40
  5. Step 5: Solve for x
    x = 10,626,921.40/3,670.14
  6. Step 6: Final answer
    x = 2,895.51

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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.