Home / 11,017.97-15,199.16-7,034.90

Finding the Fourth Proportional to 11,017.97, 15,199.16 and 7,034.90

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Solution

The fourth proportional to 11,017.97, 15,199.16 and 7,034.90 is: 9,704.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,017.97 : 15,199.16 = 7,034.90 : x
  2. Step 2: Convert to fraction form
    11,017.97/15,199.16 = 7,034.90/x
  3. Step 3: Cross multiply
    11,017.97x = 15,199.16 × 7,034.90
  4. Step 4: Simplify right side
    11,017.97x = 106,924,459.51
  5. Step 5: Solve for x
    x = 106,924,459.51/11,017.97
  6. Step 6: Final answer
    x = 9,704.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.