Home / 7,643.49-11,465.25-2,096.91

Finding the Fourth Proportional to 7,643.49, 11,465.25 and 2,096.91

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Solution

The fourth proportional to 7,643.49, 11,465.25 and 2,096.91 is: 3,145.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,643.49 : 11,465.25 = 2,096.91 : x
  2. Step 2: Convert to fraction form
    7,643.49/11,465.25 = 2,096.91/x
  3. Step 3: Cross multiply
    7,643.49x = 11,465.25 × 2,096.91
  4. Step 4: Simplify right side
    7,643.49x = 24,041,597.38
  5. Step 5: Solve for x
    x = 24,041,597.38/7,643.49
  6. Step 6: Final answer
    x = 3,145.37

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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.