Home / 4,757.77-7,137.34-1,471.15

Finding the Fourth Proportional to 4,757.77, 7,137.34 and 1,471.15

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Solution

The fourth proportional to 4,757.77, 7,137.34 and 1,471.15 is: 2,206.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,757.77 : 7,137.34 = 1,471.15 : x
  2. Step 2: Convert to fraction form
    4,757.77/7,137.34 = 1,471.15/x
  3. Step 3: Cross multiply
    4,757.77x = 7,137.34 × 1,471.15
  4. Step 4: Simplify right side
    4,757.77x = 10,500,097.74
  5. Step 5: Solve for x
    x = 10,500,097.74/4,757.77
  6. Step 6: Final answer
    x = 2,206.94

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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.