Home / 4,467.45-6,165.23-2,478.20

Finding the Fourth Proportional to 4,467.45, 6,165.23 and 2,478.20

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Solution

The fourth proportional to 4,467.45, 6,165.23 and 2,478.20 is: 3,419.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,467.45 : 6,165.23 = 2,478.20 : x
  2. Step 2: Convert to fraction form
    4,467.45/6,165.23 = 2,478.20/x
  3. Step 3: Cross multiply
    4,467.45x = 6,165.23 × 2,478.20
  4. Step 4: Simplify right side
    4,467.45x = 15,278,629.77
  5. Step 5: Solve for x
    x = 15,278,629.77/4,467.45
  6. Step 6: Final answer
    x = 3,419.99

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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.