Home / 6,377.85-9,566.78-1,995.28

Finding the Fourth Proportional to 6,377.85, 9,566.78 and 1,995.28

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Solution

The fourth proportional to 6,377.85, 9,566.78 and 1,995.28 is: 2,992.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,377.85 : 9,566.78 = 1,995.28 : x
  2. Step 2: Convert to fraction form
    6,377.85/9,566.78 = 1,995.28/x
  3. Step 3: Cross multiply
    6,377.85x = 9,566.78 × 1,995.28
  4. Step 4: Simplify right side
    6,377.85x = 19,088,370.91
  5. Step 5: Solve for x
    x = 19,088,370.91/6,377.85
  6. Step 6: Final answer
    x = 2,992.92

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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.