Home / 9,806.96-13,532.24-7,157.36

Finding the Fourth Proportional to 9,806.96, 13,532.24 and 7,157.36

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Solution

The fourth proportional to 9,806.96, 13,532.24 and 7,157.36 is: 9,876.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,806.96 : 13,532.24 = 7,157.36 : x
  2. Step 2: Convert to fraction form
    9,806.96/13,532.24 = 7,157.36/x
  3. Step 3: Cross multiply
    9,806.96x = 13,532.24 × 7,157.36
  4. Step 4: Simplify right side
    9,806.96x = 96,855,113.29
  5. Step 5: Solve for x
    x = 96,855,113.29/9,806.96
  6. Step 6: Final answer
    x = 9,876.16

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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.