Home / 7,313.46-10,971.32-2,381.95

Finding the Fourth Proportional to 7,313.46, 10,971.32 and 2,381.95

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Solution

The fourth proportional to 7,313.46, 10,971.32 and 2,381.95 is: 3,573.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,313.46 : 10,971.32 = 2,381.95 : x
  2. Step 2: Convert to fraction form
    7,313.46/10,971.32 = 2,381.95/x
  3. Step 3: Cross multiply
    7,313.46x = 10,971.32 × 2,381.95
  4. Step 4: Simplify right side
    7,313.46x = 26,133,108.25
  5. Step 5: Solve for x
    x = 26,133,108.25/7,313.46
  6. Step 6: Final answer
    x = 3,573.29

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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.