Home / 8,764.31-12,095.23-4,785.79

Finding the Fourth Proportional to 8,764.31, 12,095.23 and 4,785.79

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Solution

The fourth proportional to 8,764.31, 12,095.23 and 4,785.79 is: 6,604.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,764.31 : 12,095.23 = 4,785.79 : x
  2. Step 2: Convert to fraction form
    8,764.31/12,095.23 = 4,785.79/x
  3. Step 3: Cross multiply
    8,764.31x = 12,095.23 × 4,785.79
  4. Step 4: Simplify right side
    8,764.31x = 57,885,212.51
  5. Step 5: Solve for x
    x = 57,885,212.51/8,764.31
  6. Step 6: Final answer
    x = 6,604.66

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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.