Home / 6,898.14-10,345.64-1,966.59

Finding the Fourth Proportional to 6,898.14, 10,345.64 and 1,966.59

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Solution

The fourth proportional to 6,898.14, 10,345.64 and 1,966.59 is: 2,949.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,898.14 : 10,345.64 = 1,966.59 : x
  2. Step 2: Convert to fraction form
    6,898.14/10,345.64 = 1,966.59/x
  3. Step 3: Cross multiply
    6,898.14x = 10,345.64 × 1,966.59
  4. Step 4: Simplify right side
    6,898.14x = 20,345,622.33
  5. Step 5: Solve for x
    x = 20,345,622.33/6,898.14
  6. Step 6: Final answer
    x = 2,949.44

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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.