Home / 3,548.19-5,320.23-1,206.89

Finding the Fourth Proportional to 3,548.19, 5,320.23 and 1,206.89

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Solution

The fourth proportional to 3,548.19, 5,320.23 and 1,206.89 is: 1,809.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,548.19 : 5,320.23 = 1,206.89 : x
  2. Step 2: Convert to fraction form
    3,548.19/5,320.23 = 1,206.89/x
  3. Step 3: Cross multiply
    3,548.19x = 5,320.23 × 1,206.89
  4. Step 4: Simplify right side
    3,548.19x = 6,420,932.38
  5. Step 5: Solve for x
    x = 6,420,932.38/3,548.19
  6. Step 6: Final answer
    x = 1,809.64

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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.