Home / 5,093.20-7,639.46-1,395.12

Finding the Fourth Proportional to 5,093.20, 7,639.46 and 1,395.12

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Solution

The fourth proportional to 5,093.20, 7,639.46 and 1,395.12 is: 2,092.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,093.20 : 7,639.46 = 1,395.12 : x
  2. Step 2: Convert to fraction form
    5,093.20/7,639.46 = 1,395.12/x
  3. Step 3: Cross multiply
    5,093.20x = 7,639.46 × 1,395.12
  4. Step 4: Simplify right side
    5,093.20x = 10,657,998.19
  5. Step 5: Solve for x
    x = 10,657,998.19/5,093.20
  6. Step 6: Final answer
    x = 2,092.59

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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.