Home / 4,910.06-6,776.12-2,814.19

Finding the Fourth Proportional to 4,910.06, 6,776.12 and 2,814.19

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Solution

The fourth proportional to 4,910.06, 6,776.12 and 2,814.19 is: 3,883.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,910.06 : 6,776.12 = 2,814.19 : x
  2. Step 2: Convert to fraction form
    4,910.06/6,776.12 = 2,814.19/x
  3. Step 3: Cross multiply
    4,910.06x = 6,776.12 × 2,814.19
  4. Step 4: Simplify right side
    4,910.06x = 19,069,289.14
  5. Step 5: Solve for x
    x = 19,069,289.14/4,910.06
  6. Step 6: Final answer
    x = 3,883.72

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Half scale
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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.