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Finding the Fourth Proportional to 6,613.04, 9,918.01 and 1,932.06

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Solution

The fourth proportional to 6,613.04, 9,918.01 and 1,932.06 is: 2,897.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,613.04 : 9,918.01 = 1,932.06 : x
  2. Step 2: Convert to fraction form
    6,613.04/9,918.01 = 1,932.06/x
  3. Step 3: Cross multiply
    6,613.04x = 9,918.01 × 1,932.06
  4. Step 4: Simplify right side
    6,613.04x = 19,162,190.40
  5. Step 5: Solve for x
    x = 19,162,190.40/6,613.04
  6. Step 6: Final answer
    x = 2,897.64

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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.