Home / 4,278.32-6,416.84-3,552.56

Finding the Fourth Proportional to 4,278.32, 6,416.84 and 3,552.56

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Solution

The fourth proportional to 4,278.32, 6,416.84 and 3,552.56 is: 5,328.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,278.32 : 6,416.84 = 3,552.56 : x
  2. Step 2: Convert to fraction form
    4,278.32/6,416.84 = 3,552.56/x
  3. Step 3: Cross multiply
    4,278.32x = 6,416.84 × 3,552.56
  4. Step 4: Simplify right side
    4,278.32x = 22,796,209.11
  5. Step 5: Solve for x
    x = 22,796,209.11/4,278.32
  6. Step 6: Final answer
    x = 5,328.31

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1.5x scale

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.