Home / 6,192.91-8,546.80-3,539.81

Finding the Fourth Proportional to 6,192.91, 8,546.80 and 3,539.81

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Solution

The fourth proportional to 6,192.91, 8,546.80 and 3,539.81 is: 4,885.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,192.91 : 8,546.80 = 3,539.81 : x
  2. Step 2: Convert to fraction form
    6,192.91/8,546.80 = 3,539.81/x
  3. Step 3: Cross multiply
    6,192.91x = 8,546.80 × 3,539.81
  4. Step 4: Simplify right side
    6,192.91x = 30,254,048.11
  5. Step 5: Solve for x
    x = 30,254,048.11/6,192.91
  6. Step 6: Final answer
    x = 4,885.27

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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.