Home / 4,467.91-6,165.72-2,478.77

Finding the Fourth Proportional to 4,467.91, 6,165.72 and 2,478.77

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Solution

The fourth proportional to 4,467.91, 6,165.72 and 2,478.77 is: 3,420.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,467.91 : 6,165.72 = 2,478.77 : x
  2. Step 2: Convert to fraction form
    4,467.91/6,165.72 = 2,478.77/x
  3. Step 3: Cross multiply
    4,467.91x = 6,165.72 × 2,478.77
  4. Step 4: Simplify right side
    4,467.91x = 15,283,410.98
  5. Step 5: Solve for x
    x = 15,283,410.98/4,467.91
  6. Step 6: Final answer
    x = 3,420.71

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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.