Home / 11,295.64-15,601.89-8,475.67

Finding the Fourth Proportional to 11,295.64, 15,601.89 and 8,475.67

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Solution

The fourth proportional to 11,295.64, 15,601.89 and 8,475.67 is: 11,706.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,295.64 : 15,601.89 = 8,475.67 : x
  2. Step 2: Convert to fraction form
    11,295.64/15,601.89 = 8,475.67/x
  3. Step 3: Cross multiply
    11,295.64x = 15,601.89 × 8,475.67
  4. Step 4: Simplify right side
    11,295.64x = 132,236,471.02
  5. Step 5: Solve for x
    x = 132,236,471.02/11,295.64
  6. Step 6: Final answer
    x = 11,706.86

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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.