Home / 5,076.07-7,620.99-2,612.45

Finding the Fourth Proportional to 5,076.07, 7,620.99 and 2,612.45

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Solution

The fourth proportional to 5,076.07, 7,620.99 and 2,612.45 is: 3,922.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,076.07 : 7,620.99 = 2,612.45 : x
  2. Step 2: Convert to fraction form
    5,076.07/7,620.99 = 2,612.45/x
  3. Step 3: Cross multiply
    5,076.07x = 7,620.99 × 2,612.45
  4. Step 4: Simplify right side
    5,076.07x = 19,909,464.58
  5. Step 5: Solve for x
    x = 19,909,464.58/5,076.07
  6. Step 6: Final answer
    x = 3,922.22

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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.