Home / 6,078.36-9,116.70-2,377.98

Finding the Fourth Proportional to 6,078.36, 9,116.70 and 2,377.98

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Solution

The fourth proportional to 6,078.36, 9,116.70 and 2,377.98 is: 3,566.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,078.36 : 9,116.70 = 2,377.98 : x
  2. Step 2: Convert to fraction form
    6,078.36/9,116.70 = 2,377.98/x
  3. Step 3: Cross multiply
    6,078.36x = 9,116.70 × 2,377.98
  4. Step 4: Simplify right side
    6,078.36x = 21,679,330.27
  5. Step 5: Solve for x
    x = 21,679,330.27/6,078.36
  6. Step 6: Final answer
    x = 3,566.64

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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.