Home / 7,513.70-11,269.91-2,319.62

Finding the Fourth Proportional to 7,513.70, 11,269.91 and 2,319.62

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Solution

The fourth proportional to 7,513.70, 11,269.91 and 2,319.62 is: 3,479.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,513.70 : 11,269.91 = 2,319.62 : x
  2. Step 2: Convert to fraction form
    7,513.70/11,269.91 = 2,319.62/x
  3. Step 3: Cross multiply
    7,513.70x = 11,269.91 × 2,319.62
  4. Step 4: Simplify right side
    7,513.70x = 26,141,858.08
  5. Step 5: Solve for x
    x = 26,141,858.08/7,513.70
  6. Step 6: Final answer
    x = 3,479.23

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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.