Home / 4,916.97-6,778.79-4,764.09

Finding the Fourth Proportional to 4,916.97, 6,778.79 and 4,764.09

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Solution

The fourth proportional to 4,916.97, 6,778.79 and 4,764.09 is: 6,568.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,916.97 : 6,778.79 = 4,764.09 : x
  2. Step 2: Convert to fraction form
    4,916.97/6,778.79 = 4,764.09/x
  3. Step 3: Cross multiply
    4,916.97x = 6,778.79 × 4,764.09
  4. Step 4: Simplify right side
    4,916.97x = 32,294,741.83
  5. Step 5: Solve for x
    x = 32,294,741.83/4,916.97
  6. Step 6: Final answer
    x = 6,568.02

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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.