Home / 3,567.78-5,352.12-1,102.14

Finding the Fourth Proportional to 3,567.78, 5,352.12 and 1,102.14

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Solution

The fourth proportional to 3,567.78, 5,352.12 and 1,102.14 is: 1,653.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,567.78 : 5,352.12 = 1,102.14 : x
  2. Step 2: Convert to fraction form
    3,567.78/5,352.12 = 1,102.14/x
  3. Step 3: Cross multiply
    3,567.78x = 5,352.12 × 1,102.14
  4. Step 4: Simplify right side
    3,567.78x = 5,898,785.54
  5. Step 5: Solve for x
    x = 5,898,785.54/3,567.78
  6. Step 6: Final answer
    x = 1,653.35

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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.