Home / 3,567.50-5,351.39-1,102.34

Finding the Fourth Proportional to 3,567.50, 5,351.39 and 1,102.34

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Solution

The fourth proportional to 3,567.50, 5,351.39 and 1,102.34 is: 1,653.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,567.50 : 5,351.39 = 1,102.34 : x
  2. Step 2: Convert to fraction form
    3,567.50/5,351.39 = 1,102.34/x
  3. Step 3: Cross multiply
    3,567.50x = 5,351.39 × 1,102.34
  4. Step 4: Simplify right side
    3,567.50x = 5,899,051.25
  5. Step 5: Solve for x
    x = 5,899,051.25/3,567.50
  6. Step 6: Final answer
    x = 1,653.55

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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.