Home / 6,895.71-10,345.91-2,215.53

Finding the Fourth Proportional to 6,895.71, 10,345.91 and 2,215.53

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Solution

The fourth proportional to 6,895.71, 10,345.91 and 2,215.53 is: 3,324.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,895.71 : 10,345.91 = 2,215.53 : x
  2. Step 2: Convert to fraction form
    6,895.71/10,345.91 = 2,215.53/x
  3. Step 3: Cross multiply
    6,895.71x = 10,345.91 × 2,215.53
  4. Step 4: Simplify right side
    6,895.71x = 22,921,662.90
  5. Step 5: Solve for x
    x = 22,921,662.90/6,895.71
  6. Step 6: Final answer
    x = 3,324.05

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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.