Home / 7,491.48-11,235.39-3,104.72

Finding the Fourth Proportional to 7,491.48, 11,235.39 and 3,104.72

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Solution

The fourth proportional to 7,491.48, 11,235.39 and 3,104.72 is: 4,656.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,491.48 : 11,235.39 = 3,104.72 : x
  2. Step 2: Convert to fraction form
    7,491.48/11,235.39 = 3,104.72/x
  3. Step 3: Cross multiply
    7,491.48x = 11,235.39 × 3,104.72
  4. Step 4: Simplify right side
    7,491.48x = 34,882,740.04
  5. Step 5: Solve for x
    x = 34,882,740.04/7,491.48
  6. Step 6: Final answer
    x = 4,656.32

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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.