Home / 6,898.79-10,349.13-2,217.69

Finding the Fourth Proportional to 6,898.79, 10,349.13 and 2,217.69

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Solution

The fourth proportional to 6,898.79, 10,349.13 and 2,217.69 is: 3,326.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,898.79 : 10,349.13 = 2,217.69 : x
  2. Step 2: Convert to fraction form
    6,898.79/10,349.13 = 2,217.69/x
  3. Step 3: Cross multiply
    6,898.79x = 10,349.13 × 2,217.69
  4. Step 4: Simplify right side
    6,898.79x = 22,951,162.11
  5. Step 5: Solve for x
    x = 22,951,162.11/6,898.79
  6. Step 6: Final answer
    x = 3,326.84

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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.