Home / 9,640.52-13,306.83-5,867.03

Finding the Fourth Proportional to 9,640.52, 13,306.83 and 5,867.03

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Solution

The fourth proportional to 9,640.52, 13,306.83 and 5,867.03 is: 8,098.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,640.52 : 13,306.83 = 5,867.03 : x
  2. Step 2: Convert to fraction form
    9,640.52/13,306.83 = 5,867.03/x
  3. Step 3: Cross multiply
    9,640.52x = 13,306.83 × 5,867.03
  4. Step 4: Simplify right side
    9,640.52x = 78,071,615.08
  5. Step 5: Solve for x
    x = 78,071,615.08/9,640.52
  6. Step 6: Final answer
    x = 8,098.28

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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.