Home / 4,489-6,731.66-1,566.32

Finding the Fourth Proportional to 4,489, 6,731.66 and 1,566.32

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Solution

The fourth proportional to 4,489, 6,731.66 and 1,566.32 is: 2,348.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,489 : 6,731.66 = 1,566.32 : x
  2. Step 2: Convert to fraction form
    4,489/6,731.66 = 1,566.32/x
  3. Step 3: Cross multiply
    4,489x = 6,731.66 × 1,566.32
  4. Step 4: Simplify right side
    4,489x = 10,543,933.69
  5. Step 5: Solve for x
    x = 10,543,933.69/4,489
  6. Step 6: Final answer
    x = 2,348.84

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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.