Home / 5,181.46-7,722.20-5,173.23

Finding the Fourth Proportional to 5,181.46, 7,722.20 and 5,173.23

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Solution

The fourth proportional to 5,181.46, 7,722.20 and 5,173.23 is: 7,709.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,181.46 : 7,722.20 = 5,173.23 : x
  2. Step 2: Convert to fraction form
    5,181.46/7,722.20 = 5,173.23/x
  3. Step 3: Cross multiply
    5,181.46x = 7,722.20 × 5,173.23
  4. Step 4: Simplify right side
    5,181.46x = 39,948,716.71
  5. Step 5: Solve for x
    x = 39,948,716.71/5,181.46
  6. Step 6: Final answer
    x = 7,709.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.