Home / 7,491.68-11,233.74-3,983.72

Finding the Fourth Proportional to 7,491.68, 11,233.74 and 3,983.72

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Solution

The fourth proportional to 7,491.68, 11,233.74 and 3,983.72 is: 5,973.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,491.68 : 11,233.74 = 3,983.72 : x
  2. Step 2: Convert to fraction form
    7,491.68/11,233.74 = 3,983.72/x
  3. Step 3: Cross multiply
    7,491.68x = 11,233.74 × 3,983.72
  4. Step 4: Simplify right side
    7,491.68x = 44,752,074.71
  5. Step 5: Solve for x
    x = 44,752,074.71/7,491.68
  6. Step 6: Final answer
    x = 5,973.57

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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.