Home / 8,254.44-11,393.38-5,315.56

Finding the Fourth Proportional to 8,254.44, 11,393.38 and 5,315.56

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Solution

The fourth proportional to 8,254.44, 11,393.38 and 5,315.56 is: 7,336.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,254.44 : 11,393.38 = 5,315.56 : x
  2. Step 2: Convert to fraction form
    8,254.44/11,393.38 = 5,315.56/x
  3. Step 3: Cross multiply
    8,254.44x = 11,393.38 × 5,315.56
  4. Step 4: Simplify right side
    8,254.44x = 60,562,194.99
  5. Step 5: Solve for x
    x = 60,562,194.99/8,254.44
  6. Step 6: Final answer
    x = 7,336.92

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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.