Home / 6,376.68-9,566.28-1,993.20

Finding the Fourth Proportional to 6,376.68, 9,566.28 and 1,993.20

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Solution

The fourth proportional to 6,376.68, 9,566.28 and 1,993.20 is: 2,990.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,376.68 : 9,566.28 = 1,993.20 : x
  2. Step 2: Convert to fraction form
    6,376.68/9,566.28 = 1,993.20/x
  3. Step 3: Cross multiply
    6,376.68x = 9,566.28 × 1,993.20
  4. Step 4: Simplify right side
    6,376.68x = 19,067,509.30
  5. Step 5: Solve for x
    x = 19,067,509.30/6,376.68
  6. Step 6: Final answer
    x = 2,990.19

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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.