Home / 7,153.11-10,730.37-2,472.49

Finding the Fourth Proportional to 7,153.11, 10,730.37 and 2,472.49

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Solution

The fourth proportional to 7,153.11, 10,730.37 and 2,472.49 is: 3,708.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,153.11 : 10,730.37 = 2,472.49 : x
  2. Step 2: Convert to fraction form
    7,153.11/10,730.37 = 2,472.49/x
  3. Step 3: Cross multiply
    7,153.11x = 10,730.37 × 2,472.49
  4. Step 4: Simplify right side
    7,153.11x = 26,530,755.21
  5. Step 5: Solve for x
    x = 26,530,755.21/7,153.11
  6. Step 6: Final answer
    x = 3,708.98

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1.5x scale

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.