Home / 4,998.53-6,897.87-2,760.28

Finding the Fourth Proportional to 4,998.53, 6,897.87 and 2,760.28

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Solution

The fourth proportional to 4,998.53, 6,897.87 and 2,760.28 is: 3,809.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,998.53 : 6,897.87 = 2,760.28 : x
  2. Step 2: Convert to fraction form
    4,998.53/6,897.87 = 2,760.28/x
  3. Step 3: Cross multiply
    4,998.53x = 6,897.87 × 2,760.28
  4. Step 4: Simplify right side
    4,998.53x = 19,040,018.11
  5. Step 5: Solve for x
    x = 19,040,018.11/4,998.53
  6. Step 6: Final answer
    x = 3,809.12

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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.