Home / 6,898.91-10,345.19-2,218.05

Finding the Fourth Proportional to 6,898.91, 10,345.19 and 2,218.05

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Solution

The fourth proportional to 6,898.91, 10,345.19 and 2,218.05 is: 3,326.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,898.91 : 10,345.19 = 2,218.05 : x
  2. Step 2: Convert to fraction form
    6,898.91/10,345.19 = 2,218.05/x
  3. Step 3: Cross multiply
    6,898.91x = 10,345.19 × 2,218.05
  4. Step 4: Simplify right side
    6,898.91x = 22,946,137.59
  5. Step 5: Solve for x
    x = 22,946,137.59/6,898.91
  6. Step 6: Final answer
    x = 3,326.06

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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.