Home / 3,598.13-4,964.69-2,105.75

Finding the Fourth Proportional to 3,598.13, 4,964.69 and 2,105.75

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Solution

The fourth proportional to 3,598.13, 4,964.69 and 2,105.75 is: 2,905.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,598.13 : 4,964.69 = 2,105.75 : x
  2. Step 2: Convert to fraction form
    3,598.13/4,964.69 = 2,105.75/x
  3. Step 3: Cross multiply
    3,598.13x = 4,964.69 × 2,105.75
  4. Step 4: Simplify right side
    3,598.13x = 10,454,360.62
  5. Step 5: Solve for x
    x = 10,454,360.62/3,598.13
  6. Step 6: Final answer
    x = 2,905.50

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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.