Home / 11,236.96-15,506.67-6,521.01

Finding the Fourth Proportional to 11,236.96, 15,506.67 and 6,521.01

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Solution

The fourth proportional to 11,236.96, 15,506.67 and 6,521.01 is: 8,998.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,236.96 : 15,506.67 = 6,521.01 : x
  2. Step 2: Convert to fraction form
    11,236.96/15,506.67 = 6,521.01/x
  3. Step 3: Cross multiply
    11,236.96x = 15,506.67 × 6,521.01
  4. Step 4: Simplify right side
    11,236.96x = 101,119,150.14
  5. Step 5: Solve for x
    x = 101,119,150.14/11,236.96
  6. Step 6: Final answer
    x = 8,998.80

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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.