Home / 6,116.85-9,174.81-1,957.30

Finding the Fourth Proportional to 6,116.85, 9,174.81 and 1,957.30

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Solution

The fourth proportional to 6,116.85, 9,174.81 and 1,957.30 is: 2,935.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,116.85 : 9,174.81 = 1,957.30 : x
  2. Step 2: Convert to fraction form
    6,116.85/9,174.81 = 1,957.30/x
  3. Step 3: Cross multiply
    6,116.85x = 9,174.81 × 1,957.30
  4. Step 4: Simplify right side
    6,116.85x = 17,957,840.02
  5. Step 5: Solve for x
    x = 17,957,840.02/6,116.85
  6. Step 6: Final answer
    x = 2,935.80

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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.