Home / 4,467.76-6,165.42-2,478.30

Finding the Fourth Proportional to 4,467.76, 6,165.42 and 2,478.30

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Solution

The fourth proportional to 4,467.76, 6,165.42 and 2,478.30 is: 3,420.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,467.76 : 6,165.42 = 2,478.30 : x
  2. Step 2: Convert to fraction form
    4,467.76/6,165.42 = 2,478.30/x
  3. Step 3: Cross multiply
    4,467.76x = 6,165.42 × 2,478.30
  4. Step 4: Simplify right side
    4,467.76x = 15,279,727.97
  5. Step 5: Solve for x
    x = 15,279,727.97/4,467.76
  6. Step 6: Final answer
    x = 3,420.00

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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.