Home / 7,118.70-10,674.47-2,373.17

Finding the Fourth Proportional to 7,118.70, 10,674.47 and 2,373.17

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Solution

The fourth proportional to 7,118.70, 10,674.47 and 2,373.17 is: 3,558.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,118.70 : 10,674.47 = 2,373.17 : x
  2. Step 2: Convert to fraction form
    7,118.70/10,674.47 = 2,373.17/x
  3. Step 3: Cross multiply
    7,118.70x = 10,674.47 × 2,373.17
  4. Step 4: Simplify right side
    7,118.70x = 25,332,346.79
  5. Step 5: Solve for x
    x = 25,332,346.79/7,118.70
  6. Step 6: Final answer
    x = 3,558.56

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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.