Home / 10,110.64-15,166.02-3,185.08

Finding the Fourth Proportional to 10,110.64, 15,166.02 and 3,185.08

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Solution

The fourth proportional to 10,110.64, 15,166.02 and 3,185.08 is: 4,777.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,110.64 : 15,166.02 = 3,185.08 : x
  2. Step 2: Convert to fraction form
    10,110.64/15,166.02 = 3,185.08/x
  3. Step 3: Cross multiply
    10,110.64x = 15,166.02 × 3,185.08
  4. Step 4: Simplify right side
    10,110.64x = 48,304,986.98
  5. Step 5: Solve for x
    x = 48,304,986.98/10,110.64
  6. Step 6: Final answer
    x = 4,777.64

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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.