Home / 6,585.42-9,087.80-3,936.36

Finding the Fourth Proportional to 6,585.42, 9,087.80 and 3,936.36

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Solution

The fourth proportional to 6,585.42, 9,087.80 and 3,936.36 is: 5,432.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,585.42 : 9,087.80 = 3,936.36 : x
  2. Step 2: Convert to fraction form
    6,585.42/9,087.80 = 3,936.36/x
  3. Step 3: Cross multiply
    6,585.42x = 9,087.80 × 3,936.36
  4. Step 4: Simplify right side
    6,585.42x = 35,772,832.73
  5. Step 5: Solve for x
    x = 35,772,832.73/6,585.42
  6. Step 6: Final answer
    x = 5,432.13

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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.