Home / 8,578.36-11,833.14-5,040.88

Finding the Fourth Proportional to 8,578.36, 11,833.14 and 5,040.88

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Solution

The fourth proportional to 8,578.36, 11,833.14 and 5,040.88 is: 6,953.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,578.36 : 11,833.14 = 5,040.88 : x
  2. Step 2: Convert to fraction form
    8,578.36/11,833.14 = 5,040.88/x
  3. Step 3: Cross multiply
    8,578.36x = 11,833.14 × 5,040.88
  4. Step 4: Simplify right side
    8,578.36x = 59,649,438.76
  5. Step 5: Solve for x
    x = 59,649,438.76/8,578.36
  6. Step 6: Final answer
    x = 6,953.48

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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.