Home / 6,305.22-8,699.24-3,579.30

Finding the Fourth Proportional to 6,305.22, 8,699.24 and 3,579.30

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Solution

The fourth proportional to 6,305.22, 8,699.24 and 3,579.30 is: 4,938.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,305.22 : 8,699.24 = 3,579.30 : x
  2. Step 2: Convert to fraction form
    6,305.22/8,699.24 = 3,579.30/x
  3. Step 3: Cross multiply
    6,305.22x = 8,699.24 × 3,579.30
  4. Step 4: Simplify right side
    6,305.22x = 31,137,128.34
  5. Step 5: Solve for x
    x = 31,137,128.34/6,305.22
  6. Step 6: Final answer
    x = 4,938.31

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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.