Home / 4,839.10-7,264.80-4,113.28

Finding the Fourth Proportional to 4,839.10, 7,264.80 and 4,113.28

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Solution

The fourth proportional to 4,839.10, 7,264.80 and 4,113.28 is: 6,175.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,839.10 : 7,264.80 = 4,113.28 : x
  2. Step 2: Convert to fraction form
    4,839.10/7,264.80 = 4,113.28/x
  3. Step 3: Cross multiply
    4,839.10x = 7,264.80 × 4,113.28
  4. Step 4: Simplify right side
    4,839.10x = 29,882,156.54
  5. Step 5: Solve for x
    x = 29,882,156.54/4,839.10
  6. Step 6: Final answer
    x = 6,175.15

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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.