Home / 11,096.16-15,305.67-8,437.74

Finding the Fourth Proportional to 11,096.16, 15,305.67 and 8,437.74

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Solution

The fourth proportional to 11,096.16, 15,305.67 and 8,437.74 is: 11,638.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,096.16 : 15,305.67 = 8,437.74 : x
  2. Step 2: Convert to fraction form
    11,096.16/15,305.67 = 8,437.74/x
  3. Step 3: Cross multiply
    11,096.16x = 15,305.67 × 8,437.74
  4. Step 4: Simplify right side
    11,096.16x = 129,145,263.99
  5. Step 5: Solve for x
    x = 129,145,263.99/11,096.16
  6. Step 6: Final answer
    x = 11,638.73

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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.