Home / 3,567.30-5,351.08-1,102.20

Finding the Fourth Proportional to 3,567.30, 5,351.08 and 1,102.20

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Solution

The fourth proportional to 3,567.30, 5,351.08 and 1,102.20 is: 1,653.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,567.30 : 5,351.08 = 1,102.20 : x
  2. Step 2: Convert to fraction form
    3,567.30/5,351.08 = 1,102.20/x
  3. Step 3: Cross multiply
    3,567.30x = 5,351.08 × 1,102.20
  4. Step 4: Simplify right side
    3,567.30x = 5,897,960.38
  5. Step 5: Solve for x
    x = 5,897,960.38/3,567.30
  6. Step 6: Final answer
    x = 1,653.34

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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.