Home / 6,165.36-8,508.84-3,648.28

Finding the Fourth Proportional to 6,165.36, 8,508.84 and 3,648.28

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Solution

The fourth proportional to 6,165.36, 8,508.84 and 3,648.28 is: 5,035.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,165.36 : 8,508.84 = 3,648.28 : x
  2. Step 2: Convert to fraction form
    6,165.36/8,508.84 = 3,648.28/x
  3. Step 3: Cross multiply
    6,165.36x = 8,508.84 × 3,648.28
  4. Step 4: Simplify right side
    6,165.36x = 31,042,630.80
  5. Step 5: Solve for x
    x = 31,042,630.80/6,165.36
  6. Step 6: Final answer
    x = 5,035.01

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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.