Home / 6,077.12-9,116.24-2,379.64

Finding the Fourth Proportional to 6,077.12, 9,116.24 and 2,379.64

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Solution

The fourth proportional to 6,077.12, 9,116.24 and 2,379.64 is: 3,569.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,077.12 : 9,116.24 = 2,379.64 : x
  2. Step 2: Convert to fraction form
    6,077.12/9,116.24 = 2,379.64/x
  3. Step 3: Cross multiply
    6,077.12x = 9,116.24 × 2,379.64
  4. Step 4: Simplify right side
    6,077.12x = 21,693,369.35
  5. Step 5: Solve for x
    x = 21,693,369.35/6,077.12
  6. Step 6: Final answer
    x = 3,569.68

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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.