Home / 9,287.20-12,823.08-5,935.42

Finding the Fourth Proportional to 9,287.20, 12,823.08 and 5,935.42

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Solution

The fourth proportional to 9,287.20, 12,823.08 and 5,935.42 is: 8,195.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,287.20 : 12,823.08 = 5,935.42 : x
  2. Step 2: Convert to fraction form
    9,287.20/12,823.08 = 5,935.42/x
  3. Step 3: Cross multiply
    9,287.20x = 12,823.08 × 5,935.42
  4. Step 4: Simplify right side
    9,287.20x = 76,110,365.49
  5. Step 5: Solve for x
    x = 76,110,365.49/9,287.20
  6. Step 6: Final answer
    x = 8,195.19

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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.