Home / 7,572.49-11,360.57-2,378.37

Finding the Fourth Proportional to 7,572.49, 11,360.57 and 2,378.37

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Solution

The fourth proportional to 7,572.49, 11,360.57 and 2,378.37 is: 3,568.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,572.49 : 11,360.57 = 2,378.37 : x
  2. Step 2: Convert to fraction form
    7,572.49/11,360.57 = 2,378.37/x
  3. Step 3: Cross multiply
    7,572.49x = 11,360.57 × 2,378.37
  4. Step 4: Simplify right side
    7,572.49x = 27,019,582.07
  5. Step 5: Solve for x
    x = 27,019,582.07/7,572.49
  6. Step 6: Final answer
    x = 3,568.12

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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.