Home / 5,490.37-8,236.47-2,717.13

Finding the Fourth Proportional to 5,490.37, 8,236.47 and 2,717.13

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Solution

The fourth proportional to 5,490.37, 8,236.47 and 2,717.13 is: 4,076.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,490.37 : 8,236.47 = 2,717.13 : x
  2. Step 2: Convert to fraction form
    5,490.37/8,236.47 = 2,717.13/x
  3. Step 3: Cross multiply
    5,490.37x = 8,236.47 × 2,717.13
  4. Step 4: Simplify right side
    5,490.37x = 22,379,559.73
  5. Step 5: Solve for x
    x = 22,379,559.73/5,490.37
  6. Step 6: Final answer
    x = 4,076.15

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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.