Home / 6,867.19-9,476.76-3,883.30

Finding the Fourth Proportional to 6,867.19, 9,476.76 and 3,883.30

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Solution

The fourth proportional to 6,867.19, 9,476.76 and 3,883.30 is: 5,358.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,867.19 : 9,476.76 = 3,883.30 : x
  2. Step 2: Convert to fraction form
    6,867.19/9,476.76 = 3,883.30/x
  3. Step 3: Cross multiply
    6,867.19x = 9,476.76 × 3,883.30
  4. Step 4: Simplify right side
    6,867.19x = 36,801,102.11
  5. Step 5: Solve for x
    x = 36,801,102.11/6,867.19
  6. Step 6: Final answer
    x = 5,358.98

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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.