Home / 7,620.08-11,427.66-2,424.74

Finding the Fourth Proportional to 7,620.08, 11,427.66 and 2,424.74

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Solution

The fourth proportional to 7,620.08, 11,427.66 and 2,424.74 is: 3,636.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,620.08 : 11,427.66 = 2,424.74 : x
  2. Step 2: Convert to fraction form
    7,620.08/11,427.66 = 2,424.74/x
  3. Step 3: Cross multiply
    7,620.08x = 11,427.66 × 2,424.74
  4. Step 4: Simplify right side
    7,620.08x = 27,709,104.31
  5. Step 5: Solve for x
    x = 27,709,104.31/7,620.08
  6. Step 6: Final answer
    x = 3,636.33

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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.