Home / 6,976.07-10,464.09-1,781.93

Finding the Fourth Proportional to 6,976.07, 10,464.09 and 1,781.93

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Solution

The fourth proportional to 6,976.07, 10,464.09 and 1,781.93 is: 2,672.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,976.07 : 10,464.09 = 1,781.93 : x
  2. Step 2: Convert to fraction form
    6,976.07/10,464.09 = 1,781.93/x
  3. Step 3: Cross multiply
    6,976.07x = 10,464.09 × 1,781.93
  4. Step 4: Simplify right side
    6,976.07x = 18,646,275.89
  5. Step 5: Solve for x
    x = 18,646,275.89/6,976.07
  6. Step 6: Final answer
    x = 2,672.89

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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.