Home / 5,311.73-7,933.62-4,810.66

Finding the Fourth Proportional to 5,311.73, 7,933.62 and 4,810.66

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Solution

The fourth proportional to 5,311.73, 7,933.62 and 4,810.66 is: 7,185.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,311.73 : 7,933.62 = 4,810.66 : x
  2. Step 2: Convert to fraction form
    5,311.73/7,933.62 = 4,810.66/x
  3. Step 3: Cross multiply
    5,311.73x = 7,933.62 × 4,810.66
  4. Step 4: Simplify right side
    5,311.73x = 38,165,884.67
  5. Step 5: Solve for x
    x = 38,165,884.67/5,311.73
  6. Step 6: Final answer
    x = 7,185.21

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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.