Home / 5,193.11-7,166.53-2,835.31

Finding the Fourth Proportional to 5,193.11, 7,166.53 and 2,835.31

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Solution

The fourth proportional to 5,193.11, 7,166.53 and 2,835.31 is: 3,912.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,193.11 : 7,166.53 = 2,835.31 : x
  2. Step 2: Convert to fraction form
    5,193.11/7,166.53 = 2,835.31/x
  3. Step 3: Cross multiply
    5,193.11x = 7,166.53 × 2,835.31
  4. Step 4: Simplify right side
    5,193.11x = 20,319,334.17
  5. Step 5: Solve for x
    x = 20,319,334.17/5,193.11
  6. Step 6: Final answer
    x = 3,912.75

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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.