Home / 4,718.93-7,081.11-2,772.50

Finding the Fourth Proportional to 4,718.93, 7,081.11 and 2,772.50

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Solution

The fourth proportional to 4,718.93, 7,081.11 and 2,772.50 is: 4,160.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,718.93 : 7,081.11 = 2,772.50 : x
  2. Step 2: Convert to fraction form
    4,718.93/7,081.11 = 2,772.50/x
  3. Step 3: Cross multiply
    4,718.93x = 7,081.11 × 2,772.50
  4. Step 4: Simplify right side
    4,718.93x = 19,632,377.48
  5. Step 5: Solve for x
    x = 19,632,377.48/4,718.93
  6. Step 6: Final answer
    x = 4,160.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.