Home / 8,856.72-13,256.24-6,516.14

Finding the Fourth Proportional to 8,856.72, 13,256.24 and 6,516.14

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Solution

The fourth proportional to 8,856.72, 13,256.24 and 6,516.14 is: 9,752.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,856.72 : 13,256.24 = 6,516.14 : x
  2. Step 2: Convert to fraction form
    8,856.72/13,256.24 = 6,516.14/x
  3. Step 3: Cross multiply
    8,856.72x = 13,256.24 × 6,516.14
  4. Step 4: Simplify right side
    8,856.72x = 86,379,416.85
  5. Step 5: Solve for x
    x = 86,379,416.85/8,856.72
  6. Step 6: Final answer
    x = 9,752.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.