Home / 5,016.69-6,922.77-2,778.53

Finding the Fourth Proportional to 5,016.69, 6,922.77 and 2,778.53

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Solution

The fourth proportional to 5,016.69, 6,922.77 and 2,778.53 is: 3,834.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,016.69 : 6,922.77 = 2,778.53 : x
  2. Step 2: Convert to fraction form
    5,016.69/6,922.77 = 2,778.53/x
  3. Step 3: Cross multiply
    5,016.69x = 6,922.77 × 2,778.53
  4. Step 4: Simplify right side
    5,016.69x = 19,235,089.51
  5. Step 5: Solve for x
    x = 19,235,089.51/5,016.69
  6. Step 6: Final answer
    x = 3,834.22

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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.