Home / 9,785.06-14,677.60-2,764.80

Finding the Fourth Proportional to 9,785.06, 14,677.60 and 2,764.80

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Solution

The fourth proportional to 9,785.06, 14,677.60 and 2,764.80 is: 4,147.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,785.06 : 14,677.60 = 2,764.80 : x
  2. Step 2: Convert to fraction form
    9,785.06/14,677.60 = 2,764.80/x
  3. Step 3: Cross multiply
    9,785.06x = 14,677.60 × 2,764.80
  4. Step 4: Simplify right side
    9,785.06x = 40,580,628.48
  5. Step 5: Solve for x
    x = 40,580,628.48/9,785.06
  6. Step 6: Final answer
    x = 4,147.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.