Home / 5,019.96-6,927.78-3,132.66

Finding the Fourth Proportional to 5,019.96, 6,927.78 and 3,132.66

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Solution

The fourth proportional to 5,019.96, 6,927.78 and 3,132.66 is: 4,323.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,019.96 : 6,927.78 = 3,132.66 : x
  2. Step 2: Convert to fraction form
    5,019.96/6,927.78 = 3,132.66/x
  3. Step 3: Cross multiply
    5,019.96x = 6,927.78 × 3,132.66
  4. Step 4: Simplify right side
    5,019.96x = 21,702,379.29
  5. Step 5: Solve for x
    x = 21,702,379.29/5,019.96
  6. Step 6: Final answer
    x = 4,323.22

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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.