Home / 4,679.05-7,018.51-1,347.38

Finding the Fourth Proportional to 4,679.05, 7,018.51 and 1,347.38

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Solution

The fourth proportional to 4,679.05, 7,018.51 and 1,347.38 is: 2,021.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,679.05 : 7,018.51 = 1,347.38 : x
  2. Step 2: Convert to fraction form
    4,679.05/7,018.51 = 1,347.38/x
  3. Step 3: Cross multiply
    4,679.05x = 7,018.51 × 1,347.38
  4. Step 4: Simplify right side
    4,679.05x = 9,456,600.00
  5. Step 5: Solve for x
    x = 9,456,600.00/4,679.05
  6. Step 6: Final answer
    x = 2,021.05

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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.