Home / 7,104.12-10,656.60-1,839.24

Finding the Fourth Proportional to 7,104.12, 10,656.60 and 1,839.24

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Solution

The fourth proportional to 7,104.12, 10,656.60 and 1,839.24 is: 2,758.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,104.12 : 10,656.60 = 1,839.24 : x
  2. Step 2: Convert to fraction form
    7,104.12/10,656.60 = 1,839.24/x
  3. Step 3: Cross multiply
    7,104.12x = 10,656.60 × 1,839.24
  4. Step 4: Simplify right side
    7,104.12x = 19,600,044.98
  5. Step 5: Solve for x
    x = 19,600,044.98/7,104.12
  6. Step 6: Final answer
    x = 2,758.97

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1.5x scale

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.