Home / 6,782.22-9,360.51-3,949.62

Finding the Fourth Proportional to 6,782.22, 9,360.51 and 3,949.62

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Solution

The fourth proportional to 6,782.22, 9,360.51 and 3,949.62 is: 5,451.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,782.22 : 9,360.51 = 3,949.62 : x
  2. Step 2: Convert to fraction form
    6,782.22/9,360.51 = 3,949.62/x
  3. Step 3: Cross multiply
    6,782.22x = 9,360.51 × 3,949.62
  4. Step 4: Simplify right side
    6,782.22x = 36,970,457.51
  5. Step 5: Solve for x
    x = 36,970,457.51/6,782.22
  6. Step 6: Final answer
    x = 5,451.08

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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.