Home / 8,516.26-11,749.01-5,370.63

Finding the Fourth Proportional to 8,516.26, 11,749.01 and 5,370.63

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Solution

The fourth proportional to 8,516.26, 11,749.01 and 5,370.63 is: 7,409.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,516.26 : 11,749.01 = 5,370.63 : x
  2. Step 2: Convert to fraction form
    8,516.26/11,749.01 = 5,370.63/x
  3. Step 3: Cross multiply
    8,516.26x = 11,749.01 × 5,370.63
  4. Step 4: Simplify right side
    8,516.26x = 63,099,585.58
  5. Step 5: Solve for x
    x = 63,099,585.58/8,516.26
  6. Step 6: Final answer
    x = 7,409.31

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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.