Home / 6,669.83-9,204.50-3,685.79

Finding the Fourth Proportional to 6,669.83, 9,204.50 and 3,685.79

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Solution

The fourth proportional to 6,669.83, 9,204.50 and 3,685.79 is: 5,086.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,669.83 : 9,204.50 = 3,685.79 : x
  2. Step 2: Convert to fraction form
    6,669.83/9,204.50 = 3,685.79/x
  3. Step 3: Cross multiply
    6,669.83x = 9,204.50 × 3,685.79
  4. Step 4: Simplify right side
    6,669.83x = 33,925,854.06
  5. Step 5: Solve for x
    x = 33,925,854.06/6,669.83
  6. Step 6: Final answer
    x = 5,086.46

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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.