Home / 7,346.32-11,021.04-2,151.76

Finding the Fourth Proportional to 7,346.32, 11,021.04 and 2,151.76

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Solution

The fourth proportional to 7,346.32, 11,021.04 and 2,151.76 is: 3,228.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,346.32 : 11,021.04 = 2,151.76 : x
  2. Step 2: Convert to fraction form
    7,346.32/11,021.04 = 2,151.76/x
  3. Step 3: Cross multiply
    7,346.32x = 11,021.04 × 2,151.76
  4. Step 4: Simplify right side
    7,346.32x = 23,714,633.03
  5. Step 5: Solve for x
    x = 23,714,633.03/7,346.32
  6. Step 6: Final answer
    x = 3,228.10

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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.