Home / 5,676.80-8,516.08-2,901.96

Finding the Fourth Proportional to 5,676.80, 8,516.08 and 2,901.96

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Solution

The fourth proportional to 5,676.80, 8,516.08 and 2,901.96 is: 4,353.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,676.80 : 8,516.08 = 2,901.96 : x
  2. Step 2: Convert to fraction form
    5,676.80/8,516.08 = 2,901.96/x
  3. Step 3: Cross multiply
    5,676.80x = 8,516.08 × 2,901.96
  4. Step 4: Simplify right side
    5,676.80x = 24,713,323.52
  5. Step 5: Solve for x
    x = 24,713,323.52/5,676.80
  6. Step 6: Final answer
    x = 4,353.39

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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.