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Finding the Fourth Proportional to 9,806.48, 13,533 and 5,330.24

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Solution

The fourth proportional to 9,806.48, 13,533 and 5,330.24 is: 7,355.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,806.48 : 13,533 = 5,330.24 : x
  2. Step 2: Convert to fraction form
    9,806.48/13,533 = 5,330.24/x
  3. Step 3: Cross multiply
    9,806.48x = 13,533 × 5,330.24
  4. Step 4: Simplify right side
    9,806.48x = 72,134,137.92
  5. Step 5: Solve for x
    x = 72,134,137.92/9,806.48
  6. Step 6: Final answer
    x = 7,355.76

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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.