Home / 7,434.57-11,144.52-3,541.71

Finding the Fourth Proportional to 7,434.57, 11,144.52 and 3,541.71

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Solution

The fourth proportional to 7,434.57, 11,144.52 and 3,541.71 is: 5,309.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,434.57 : 11,144.52 = 3,541.71 : x
  2. Step 2: Convert to fraction form
    7,434.57/11,144.52 = 3,541.71/x
  3. Step 3: Cross multiply
    7,434.57x = 11,144.52 × 3,541.71
  4. Step 4: Simplify right side
    7,434.57x = 39,470,657.93
  5. Step 5: Solve for x
    x = 39,470,657.93/7,434.57
  6. Step 6: Final answer
    x = 5,309.07

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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.