Home / 6,976.10-10,464.12-1,781.96

Finding the Fourth Proportional to 6,976.10, 10,464.12 and 1,781.96

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Solution

The fourth proportional to 6,976.10, 10,464.12 and 1,781.96 is: 2,672.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,976.10 : 10,464.12 = 1,781.96 : x
  2. Step 2: Convert to fraction form
    6,976.10/10,464.12 = 1,781.96/x
  3. Step 3: Cross multiply
    6,976.10x = 10,464.12 × 1,781.96
  4. Step 4: Simplify right side
    6,976.10x = 18,646,643.28
  5. Step 5: Solve for x
    x = 18,646,643.28/6,976.10
  6. Step 6: Final answer
    x = 2,672.93

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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.