Home / 11,096.29-15,305.84-8,437.87

Finding the Fourth Proportional to 11,096.29, 15,305.84 and 8,437.87

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Solution

The fourth proportional to 11,096.29, 15,305.84 and 8,437.87 is: 11,638.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,096.29 : 15,305.84 = 8,437.87 : x
  2. Step 2: Convert to fraction form
    11,096.29/15,305.84 = 8,437.87/x
  3. Step 3: Cross multiply
    11,096.29x = 15,305.84 × 8,437.87
  4. Step 4: Simplify right side
    11,096.29x = 129,148,688.16
  5. Step 5: Solve for x
    x = 129,148,688.16/11,096.29
  6. Step 6: Final answer
    x = 11,638.91

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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.