Home / 4,378.32-6,555.06-3,496.32

Finding the Fourth Proportional to 4,378.32, 6,555.06 and 3,496.32

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Solution

The fourth proportional to 4,378.32, 6,555.06 and 3,496.32 is: 5,234.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,378.32 : 6,555.06 = 3,496.32 : x
  2. Step 2: Convert to fraction form
    4,378.32/6,555.06 = 3,496.32/x
  3. Step 3: Cross multiply
    4,378.32x = 6,555.06 × 3,496.32
  4. Step 4: Simplify right side
    4,378.32x = 22,918,587.38
  5. Step 5: Solve for x
    x = 22,918,587.38/4,378.32
  6. Step 6: Final answer
    x = 5,234.56

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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.