Home / 11,271.96-15,555.03-6,236.07

Finding the Fourth Proportional to 11,271.96, 15,555.03 and 6,236.07

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Solution

The fourth proportional to 11,271.96, 15,555.03 and 6,236.07 is: 8,605.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,271.96 : 15,555.03 = 6,236.07 : x
  2. Step 2: Convert to fraction form
    11,271.96/15,555.03 = 6,236.07/x
  3. Step 3: Cross multiply
    11,271.96x = 15,555.03 × 6,236.07
  4. Step 4: Simplify right side
    11,271.96x = 97,002,255.93
  5. Step 5: Solve for x
    x = 97,002,255.93/11,271.96
  6. Step 6: Final answer
    x = 8,605.62

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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.