Home / 7,616.99-11,425.71-2,070.31

Finding the Fourth Proportional to 7,616.99, 11,425.71 and 2,070.31

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Solution

The fourth proportional to 7,616.99, 11,425.71 and 2,070.31 is: 3,105.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,616.99 : 11,425.71 = 2,070.31 : x
  2. Step 2: Convert to fraction form
    7,616.99/11,425.71 = 2,070.31/x
  3. Step 3: Cross multiply
    7,616.99x = 11,425.71 × 2,070.31
  4. Step 4: Simplify right side
    7,616.99x = 23,654,761.67
  5. Step 5: Solve for x
    x = 23,654,761.67/7,616.99
  6. Step 6: Final answer
    x = 3,105.53

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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.