Home / 5,676.91-8,515.57-2,900.34

Finding the Fourth Proportional to 5,676.91, 8,515.57 and 2,900.34

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Solution

The fourth proportional to 5,676.91, 8,515.57 and 2,900.34 is: 4,350.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,676.91 : 8,515.57 = 2,900.34 : x
  2. Step 2: Convert to fraction form
    5,676.91/8,515.57 = 2,900.34/x
  3. Step 3: Cross multiply
    5,676.91x = 8,515.57 × 2,900.34
  4. Step 4: Simplify right side
    5,676.91x = 24,698,048.29
  5. Step 5: Solve for x
    x = 24,698,048.29/5,676.91
  6. Step 6: Final answer
    x = 4,350.62

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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.