Home / 5,348.09-7,380.32-3,110.06

Finding the Fourth Proportional to 5,348.09, 7,380.32 and 3,110.06

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Solution

The fourth proportional to 5,348.09, 7,380.32 and 3,110.06 is: 4,291.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,348.09 : 7,380.32 = 3,110.06 : x
  2. Step 2: Convert to fraction form
    5,348.09/7,380.32 = 3,110.06/x
  3. Step 3: Cross multiply
    5,348.09x = 7,380.32 × 3,110.06
  4. Step 4: Simplify right side
    5,348.09x = 22,953,240.92
  5. Step 5: Solve for x
    x = 22,953,240.92/5,348.09
  6. Step 6: Final answer
    x = 4,291.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.