Home / 9,820.92-13,552.57-5,344.63

Finding the Fourth Proportional to 9,820.92, 13,552.57 and 5,344.63

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Solution

The fourth proportional to 9,820.92, 13,552.57 and 5,344.63 is: 7,375.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,820.92 : 13,552.57 = 5,344.63 : x
  2. Step 2: Convert to fraction form
    9,820.92/13,552.57 = 5,344.63/x
  3. Step 3: Cross multiply
    9,820.92x = 13,552.57 × 5,344.63
  4. Step 4: Simplify right side
    9,820.92x = 72,433,491.17
  5. Step 5: Solve for x
    x = 72,433,491.17/9,820.92
  6. Step 6: Final answer
    x = 7,375.43

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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.