Home / 7,341.68-11,007.44-3,881.36

Finding the Fourth Proportional to 7,341.68, 11,007.44 and 3,881.36

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Solution

The fourth proportional to 7,341.68, 11,007.44 and 3,881.36 is: 5,819.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,341.68 : 11,007.44 = 3,881.36 : x
  2. Step 2: Convert to fraction form
    7,341.68/11,007.44 = 3,881.36/x
  3. Step 3: Cross multiply
    7,341.68x = 11,007.44 × 3,881.36
  4. Step 4: Simplify right side
    7,341.68x = 42,723,837.32
  5. Step 5: Solve for x
    x = 42,723,837.32/7,341.68
  6. Step 6: Final answer
    x = 5,819.35

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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.