Home / 2,359.56-3,530.46-2,120.04

Finding the Fourth Proportional to 2,359.56, 3,530.46 and 2,120.04

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Solution

The fourth proportional to 2,359.56, 3,530.46 and 2,120.04 is: 3,172.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,359.56 : 3,530.46 = 2,120.04 : x
  2. Step 2: Convert to fraction form
    2,359.56/3,530.46 = 2,120.04/x
  3. Step 3: Cross multiply
    2,359.56x = 3,530.46 × 2,120.04
  4. Step 4: Simplify right side
    2,359.56x = 7,484,716.42
  5. Step 5: Solve for x
    x = 7,484,716.42/2,359.56
  6. Step 6: Final answer
    x = 3,172.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.