Home / 6,656.27-9,985.94-1,976.17

Finding the Fourth Proportional to 6,656.27, 9,985.94 and 1,976.17

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Solution

The fourth proportional to 6,656.27, 9,985.94 and 1,976.17 is: 2,964.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,656.27 : 9,985.94 = 1,976.17 : x
  2. Step 2: Convert to fraction form
    6,656.27/9,985.94 = 1,976.17/x
  3. Step 3: Cross multiply
    6,656.27x = 9,985.94 × 1,976.17
  4. Step 4: Simplify right side
    6,656.27x = 19,733,937.54
  5. Step 5: Solve for x
    x = 19,733,937.54/6,656.27
  6. Step 6: Final answer
    x = 2,964.71

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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.