Home / 3,671.27-5,506.38-1,206.19

Finding the Fourth Proportional to 3,671.27, 5,506.38 and 1,206.19

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Solution

The fourth proportional to 3,671.27, 5,506.38 and 1,206.19 is: 1,809.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,671.27 : 5,506.38 = 1,206.19 : x
  2. Step 2: Convert to fraction form
    3,671.27/5,506.38 = 1,206.19/x
  3. Step 3: Cross multiply
    3,671.27x = 5,506.38 × 1,206.19
  4. Step 4: Simplify right side
    3,671.27x = 6,641,747.38
  5. Step 5: Solve for x
    x = 6,641,747.38/3,671.27
  6. Step 6: Final answer
    x = 1,809.11

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1.5x scale

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.