Home / 8,363.17-11,540.67-4,778.51

Finding the Fourth Proportional to 8,363.17, 11,540.67 and 4,778.51

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Solution

The fourth proportional to 8,363.17, 11,540.67 and 4,778.51 is: 6,594.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,363.17 : 11,540.67 = 4,778.51 : x
  2. Step 2: Convert to fraction form
    8,363.17/11,540.67 = 4,778.51/x
  3. Step 3: Cross multiply
    8,363.17x = 11,540.67 × 4,778.51
  4. Step 4: Simplify right side
    8,363.17x = 55,147,207.00
  5. Step 5: Solve for x
    x = 55,147,207.00/8,363.17
  6. Step 6: Final answer
    x = 6,594.06

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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.