Home / 8,516.23-11,742.34-5,828.74

Finding the Fourth Proportional to 8,516.23, 11,742.34 and 5,828.74

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Solution

The fourth proportional to 8,516.23, 11,742.34 and 5,828.74 is: 8,036.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,516.23 : 11,742.34 = 5,828.74 : x
  2. Step 2: Convert to fraction form
    8,516.23/11,742.34 = 5,828.74/x
  3. Step 3: Cross multiply
    8,516.23x = 11,742.34 × 5,828.74
  4. Step 4: Simplify right side
    8,516.23x = 68,443,090.78
  5. Step 5: Solve for x
    x = 68,443,090.78/8,516.23
  6. Step 6: Final answer
    x = 8,036.79

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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.