Home / 10,091.55-15,145.16-6,993.27

Finding the Fourth Proportional to 10,091.55, 15,145.16 and 6,993.27

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Solution

The fourth proportional to 10,091.55, 15,145.16 and 6,993.27 is: 10,495.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,091.55 : 15,145.16 = 6,993.27 : x
  2. Step 2: Convert to fraction form
    10,091.55/15,145.16 = 6,993.27/x
  3. Step 3: Cross multiply
    10,091.55x = 15,145.16 × 6,993.27
  4. Step 4: Simplify right side
    10,091.55x = 105,914,158.11
  5. Step 5: Solve for x
    x = 105,914,158.11/10,091.55
  6. Step 6: Final answer
    x = 10,495.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.