Home / 7,390.96-11,082.32-2,457.96

Finding the Fourth Proportional to 7,390.96, 11,082.32 and 2,457.96

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Solution

The fourth proportional to 7,390.96, 11,082.32 and 2,457.96 is: 3,685.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,390.96 : 11,082.32 = 2,457.96 : x
  2. Step 2: Convert to fraction form
    7,390.96/11,082.32 = 2,457.96/x
  3. Step 3: Cross multiply
    7,390.96x = 11,082.32 × 2,457.96
  4. Step 4: Simplify right side
    7,390.96x = 27,239,899.27
  5. Step 5: Solve for x
    x = 27,239,899.27/7,390.96
  6. Step 6: Final answer
    x = 3,685.57

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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.