Home / 8,610.25-11,883.39-4,782.76

Finding the Fourth Proportional to 8,610.25, 11,883.39 and 4,782.76

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Solution

The fourth proportional to 8,610.25, 11,883.39 and 4,782.76 is: 6,600.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,610.25 : 11,883.39 = 4,782.76 : x
  2. Step 2: Convert to fraction form
    8,610.25/11,883.39 = 4,782.76/x
  3. Step 3: Cross multiply
    8,610.25x = 11,883.39 × 4,782.76
  4. Step 4: Simplify right side
    8,610.25x = 56,835,378.44
  5. Step 5: Solve for x
    x = 56,835,378.44/8,610.25
  6. Step 6: Final answer
    x = 6,600.90

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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.