Home / 3,718.07-5,577.78-3,030.76

Finding the Fourth Proportional to 3,718.07, 5,577.78 and 3,030.76

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Solution

The fourth proportional to 3,718.07, 5,577.78 and 3,030.76 is: 4,546.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,718.07 : 5,577.78 = 3,030.76 : x
  2. Step 2: Convert to fraction form
    3,718.07/5,577.78 = 3,030.76/x
  3. Step 3: Cross multiply
    3,718.07x = 5,577.78 × 3,030.76
  4. Step 4: Simplify right side
    3,718.07x = 16,904,884.62
  5. Step 5: Solve for x
    x = 16,904,884.62/3,718.07
  6. Step 6: Final answer
    x = 4,546.69

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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.