Home / 6,976.51-10,464.78-1,711.54

Finding the Fourth Proportional to 6,976.51, 10,464.78 and 1,711.54

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Solution

The fourth proportional to 6,976.51, 10,464.78 and 1,711.54 is: 2,567.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,976.51 : 10,464.78 = 1,711.54 : x
  2. Step 2: Convert to fraction form
    6,976.51/10,464.78 = 1,711.54/x
  3. Step 3: Cross multiply
    6,976.51x = 10,464.78 × 1,711.54
  4. Step 4: Simplify right side
    6,976.51x = 17,910,837.24
  5. Step 5: Solve for x
    x = 17,910,837.24/6,976.51
  6. Step 6: Final answer
    x = 2,567.31

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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.