Home / 4,910.19-6,776.06-2,814.31

Finding the Fourth Proportional to 4,910.19, 6,776.06 and 2,814.31

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Solution

The fourth proportional to 4,910.19, 6,776.06 and 2,814.31 is: 3,883.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,910.19 : 6,776.06 = 2,814.31 : x
  2. Step 2: Convert to fraction form
    4,910.19/6,776.06 = 2,814.31/x
  3. Step 3: Cross multiply
    4,910.19x = 6,776.06 × 2,814.31
  4. Step 4: Simplify right side
    4,910.19x = 19,069,933.42
  5. Step 5: Solve for x
    x = 19,069,933.42/4,910.19
  6. Step 6: Final answer
    x = 3,883.75

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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.