Home / 4,721.44-7,084.32-4,341.28

Finding the Fourth Proportional to 4,721.44, 7,084.32 and 4,341.28

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Solution

The fourth proportional to 4,721.44, 7,084.32 and 4,341.28 is: 6,513.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,721.44 : 7,084.32 = 4,341.28 : x
  2. Step 2: Convert to fraction form
    4,721.44/7,084.32 = 4,341.28/x
  3. Step 3: Cross multiply
    4,721.44x = 7,084.32 × 4,341.28
  4. Step 4: Simplify right side
    4,721.44x = 30,755,016.73
  5. Step 5: Solve for x
    x = 30,755,016.73/4,721.44
  6. Step 6: Final answer
    x = 6,513.91

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1.5x scale

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.