Home / 4,471.32-6,700.74-3,809.76

Finding the Fourth Proportional to 4,471.32, 6,700.74 and 3,809.76

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Solution

The fourth proportional to 4,471.32, 6,700.74 and 3,809.76 is: 5,709.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,471.32 : 6,700.74 = 3,809.76 : x
  2. Step 2: Convert to fraction form
    4,471.32/6,700.74 = 3,809.76/x
  3. Step 3: Cross multiply
    4,471.32x = 6,700.74 × 3,809.76
  4. Step 4: Simplify right side
    4,471.32x = 25,528,211.22
  5. Step 5: Solve for x
    x = 25,528,211.22/4,471.32
  6. Step 6: Final answer
    x = 5,709.32

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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.