Home / 9,806.45-13,532.59-5,330.22

Finding the Fourth Proportional to 9,806.45, 13,532.59 and 5,330.22

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Solution

The fourth proportional to 9,806.45, 13,532.59 and 5,330.22 is: 7,355.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,806.45 : 13,532.59 = 5,330.22 : x
  2. Step 2: Convert to fraction form
    9,806.45/13,532.59 = 5,330.22/x
  3. Step 3: Cross multiply
    9,806.45x = 13,532.59 × 5,330.22
  4. Step 4: Simplify right side
    9,806.45x = 72,131,681.87
  5. Step 5: Solve for x
    x = 72,131,681.87/9,806.45
  6. Step 6: Final answer
    x = 7,355.53

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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.