Home / 8,462.17-11,676.14-5,316.54

Finding the Fourth Proportional to 8,462.17, 11,676.14 and 5,316.54

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Solution

The fourth proportional to 8,462.17, 11,676.14 and 5,316.54 is: 7,335.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,462.17 : 11,676.14 = 5,316.54 : x
  2. Step 2: Convert to fraction form
    8,462.17/11,676.14 = 5,316.54/x
  3. Step 3: Cross multiply
    8,462.17x = 11,676.14 × 5,316.54
  4. Step 4: Simplify right side
    8,462.17x = 62,076,580.39
  5. Step 5: Solve for x
    x = 62,076,580.39/8,462.17
  6. Step 6: Final answer
    x = 7,335.78

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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.