Home / 6,867.01-9,480.15-5,371.75

Finding the Fourth Proportional to 6,867.01, 9,480.15 and 5,371.75

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Solution

The fourth proportional to 6,867.01, 9,480.15 and 5,371.75 is: 7,415.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,867.01 : 9,480.15 = 5,371.75 : x
  2. Step 2: Convert to fraction form
    6,867.01/9,480.15 = 5,371.75/x
  3. Step 3: Cross multiply
    6,867.01x = 9,480.15 × 5,371.75
  4. Step 4: Simplify right side
    6,867.01x = 50,924,995.76
  5. Step 5: Solve for x
    x = 50,924,995.76/6,867.01
  6. Step 6: Final answer
    x = 7,415.89

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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.