Home / 5,193.72-7,165.64-3,069.31

Finding the Fourth Proportional to 5,193.72, 7,165.64 and 3,069.31

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Solution

The fourth proportional to 5,193.72, 7,165.64 and 3,069.31 is: 4,234.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,193.72 : 7,165.64 = 3,069.31 : x
  2. Step 2: Convert to fraction form
    5,193.72/7,165.64 = 3,069.31/x
  3. Step 3: Cross multiply
    5,193.72x = 7,165.64 × 3,069.31
  4. Step 4: Simplify right side
    5,193.72x = 21,993,565.07
  5. Step 5: Solve for x
    x = 21,993,565.07/5,193.72
  6. Step 6: Final answer
    x = 4,234.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.