Home / 4,612.80-6,370.96-3,359.44

Finding the Fourth Proportional to 4,612.80, 6,370.96 and 3,359.44

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Solution

The fourth proportional to 4,612.80, 6,370.96 and 3,359.44 is: 4,639.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,612.80 : 6,370.96 = 3,359.44 : x
  2. Step 2: Convert to fraction form
    4,612.80/6,370.96 = 3,359.44/x
  3. Step 3: Cross multiply
    4,612.80x = 6,370.96 × 3,359.44
  4. Step 4: Simplify right side
    4,612.80x = 21,402,857.86
  5. Step 5: Solve for x
    x = 21,402,857.86/4,612.80
  6. Step 6: Final answer
    x = 4,639.88

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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.