Home / 6,505.22-8,977.26-3,710.90

Finding the Fourth Proportional to 6,505.22, 8,977.26 and 3,710.90

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Solution

The fourth proportional to 6,505.22, 8,977.26 and 3,710.90 is: 5,121.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,505.22 : 8,977.26 = 3,710.90 : x
  2. Step 2: Convert to fraction form
    6,505.22/8,977.26 = 3,710.90/x
  3. Step 3: Cross multiply
    6,505.22x = 8,977.26 × 3,710.90
  4. Step 4: Simplify right side
    6,505.22x = 33,313,714.13
  5. Step 5: Solve for x
    x = 33,313,714.13/6,505.22
  6. Step 6: Final answer
    x = 5,121.07

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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.