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Finding the Fourth Proportional to 6,479.06, 9,710.43 and 2,776.94

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Solution

The fourth proportional to 6,479.06, 9,710.43 and 2,776.94 is: 4,161.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,479.06 : 9,710.43 = 2,776.94 : x
  2. Step 2: Convert to fraction form
    6,479.06/9,710.43 = 2,776.94/x
  3. Step 3: Cross multiply
    6,479.06x = 9,710.43 × 2,776.94
  4. Step 4: Simplify right side
    6,479.06x = 26,965,281.48
  5. Step 5: Solve for x
    x = 26,965,281.48/6,479.06
  6. Step 6: Final answer
    x = 4,161.91

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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.