Home / 4,934.72-6,810.32-2,810.92

Finding the Fourth Proportional to 4,934.72, 6,810.32 and 2,810.92

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Solution

The fourth proportional to 4,934.72, 6,810.32 and 2,810.92 is: 3,879.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,934.72 : 6,810.32 = 2,810.92 : x
  2. Step 2: Convert to fraction form
    4,934.72/6,810.32 = 2,810.92/x
  3. Step 3: Cross multiply
    4,934.72x = 6,810.32 × 2,810.92
  4. Step 4: Simplify right side
    4,934.72x = 19,143,244.15
  5. Step 5: Solve for x
    x = 19,143,244.15/4,934.72
  6. Step 6: Final answer
    x = 3,879.29

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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.