Home / 9,986.52-14,976.12-3,410.94

Finding the Fourth Proportional to 9,986.52, 14,976.12 and 3,410.94

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Solution

The fourth proportional to 9,986.52, 14,976.12 and 3,410.94 is: 5,115.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,986.52 : 14,976.12 = 3,410.94 : x
  2. Step 2: Convert to fraction form
    9,986.52/14,976.12 = 3,410.94/x
  3. Step 3: Cross multiply
    9,986.52x = 14,976.12 × 3,410.94
  4. Step 4: Simplify right side
    9,986.52x = 51,082,646.75
  5. Step 5: Solve for x
    x = 51,082,646.75/9,986.52
  6. Step 6: Final answer
    x = 5,115.16

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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.