Home / 8,461.05-11,676.11-4,684.13

Finding the Fourth Proportional to 8,461.05, 11,676.11 and 4,684.13

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Solution

The fourth proportional to 8,461.05, 11,676.11 and 4,684.13 is: 6,464.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,461.05 : 11,676.11 = 4,684.13 : x
  2. Step 2: Convert to fraction form
    8,461.05/11,676.11 = 4,684.13/x
  3. Step 3: Cross multiply
    8,461.05x = 11,676.11 × 4,684.13
  4. Step 4: Simplify right side
    8,461.05x = 54,692,441.55
  5. Step 5: Solve for x
    x = 54,692,441.55/8,461.05
  6. Step 6: Final answer
    x = 6,464.03

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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.