Home / 9,806.62-13,529.84-5,557.26

Finding the Fourth Proportional to 9,806.62, 13,529.84 and 5,557.26

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Solution

The fourth proportional to 9,806.62, 13,529.84 and 5,557.26 is: 7,667.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,806.62 : 13,529.84 = 5,557.26 : x
  2. Step 2: Convert to fraction form
    9,806.62/13,529.84 = 5,557.26/x
  3. Step 3: Cross multiply
    9,806.62x = 13,529.84 × 5,557.26
  4. Step 4: Simplify right side
    9,806.62x = 75,188,838.64
  5. Step 5: Solve for x
    x = 75,188,838.64/9,806.62
  6. Step 6: Final answer
    x = 7,667.15

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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.