Home / 6,464.12-9,699.48-2,765.35

Finding the Fourth Proportional to 6,464.12, 9,699.48 and 2,765.35

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Solution

The fourth proportional to 6,464.12, 9,699.48 and 2,765.35 is: 4,149.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,464.12 : 9,699.48 = 2,765.35 : x
  2. Step 2: Convert to fraction form
    6,464.12/9,699.48 = 2,765.35/x
  3. Step 3: Cross multiply
    6,464.12x = 9,699.48 × 2,765.35
  4. Step 4: Simplify right side
    6,464.12x = 26,822,457.02
  5. Step 5: Solve for x
    x = 26,822,457.02/6,464.12
  6. Step 6: Final answer
    x = 4,149.44

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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.