Home / 4,947.16-6,827.72-2,851.96

Finding the Fourth Proportional to 4,947.16, 6,827.72 and 2,851.96

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Solution

The fourth proportional to 4,947.16, 6,827.72 and 2,851.96 is: 3,936.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,947.16 : 6,827.72 = 2,851.96 : x
  2. Step 2: Convert to fraction form
    4,947.16/6,827.72 = 2,851.96/x
  3. Step 3: Cross multiply
    4,947.16x = 6,827.72 × 2,851.96
  4. Step 4: Simplify right side
    4,947.16x = 19,472,384.33
  5. Step 5: Solve for x
    x = 19,472,384.33/4,947.16
  6. Step 6: Final answer
    x = 3,936.07

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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.