Home / 3,671.12-5,506.68-1,362.08

Finding the Fourth Proportional to 3,671.12, 5,506.68 and 1,362.08

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Solution

The fourth proportional to 3,671.12, 5,506.68 and 1,362.08 is: 2,043.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,671.12 : 5,506.68 = 1,362.08 : x
  2. Step 2: Convert to fraction form
    3,671.12/5,506.68 = 1,362.08/x
  3. Step 3: Cross multiply
    3,671.12x = 5,506.68 × 1,362.08
  4. Step 4: Simplify right side
    3,671.12x = 7,500,538.69
  5. Step 5: Solve for x
    x = 7,500,538.69/3,671.12
  6. Step 6: Final answer
    x = 2,043.12

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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.