Home / 7,414.77-11,116.91-3,714.36

Finding the Fourth Proportional to 7,414.77, 11,116.91 and 3,714.36

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Solution

The fourth proportional to 7,414.77, 11,116.91 and 3,714.36 is: 5,568.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,414.77 : 11,116.91 = 3,714.36 : x
  2. Step 2: Convert to fraction form
    7,414.77/11,116.91 = 3,714.36/x
  3. Step 3: Cross multiply
    7,414.77x = 11,116.91 × 3,714.36
  4. Step 4: Simplify right side
    7,414.77x = 41,292,187.26
  5. Step 5: Solve for x
    x = 41,292,187.26/7,414.77
  6. Step 6: Final answer
    x = 5,568.91

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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.