Home / 5,192.15-7,164.27-4,929.44

Finding the Fourth Proportional to 5,192.15, 7,164.27 and 4,929.44

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Solution

The fourth proportional to 5,192.15, 7,164.27 and 4,929.44 is: 6,801.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,192.15 : 7,164.27 = 4,929.44 : x
  2. Step 2: Convert to fraction form
    5,192.15/7,164.27 = 4,929.44/x
  3. Step 3: Cross multiply
    5,192.15x = 7,164.27 × 4,929.44
  4. Step 4: Simplify right side
    5,192.15x = 35,315,803.29
  5. Step 5: Solve for x
    x = 35,315,803.29/5,192.15
  6. Step 6: Final answer
    x = 6,801.78

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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.