Home / 4,777.68-6,580.82-3,431.31

Finding the Fourth Proportional to 4,777.68, 6,580.82 and 3,431.31

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Solution

The fourth proportional to 4,777.68, 6,580.82 and 3,431.31 is: 4,726.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,777.68 : 6,580.82 = 3,431.31 : x
  2. Step 2: Convert to fraction form
    4,777.68/6,580.82 = 3,431.31/x
  3. Step 3: Cross multiply
    4,777.68x = 6,580.82 × 3,431.31
  4. Step 4: Simplify right side
    4,777.68x = 22,580,844.74
  5. Step 5: Solve for x
    x = 22,580,844.74/4,777.68
  6. Step 6: Final answer
    x = 4,726.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.