Home / 7,044.27-9,720.41-4,211.08

Finding the Fourth Proportional to 7,044.27, 9,720.41 and 4,211.08

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Solution

The fourth proportional to 7,044.27, 9,720.41 and 4,211.08 is: 5,810.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,044.27 : 9,720.41 = 4,211.08 : x
  2. Step 2: Convert to fraction form
    7,044.27/9,720.41 = 4,211.08/x
  3. Step 3: Cross multiply
    7,044.27x = 9,720.41 × 4,211.08
  4. Step 4: Simplify right side
    7,044.27x = 40,933,424.14
  5. Step 5: Solve for x
    x = 40,933,424.14/7,044.27
  6. Step 6: Final answer
    x = 5,810.88

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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.