Home / 5,666.34-8,487.20-2,738.50

Finding the Fourth Proportional to 5,666.34, 8,487.20 and 2,738.50

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Solution

The fourth proportional to 5,666.34, 8,487.20 and 2,738.50 is: 4,101.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,666.34 : 8,487.20 = 2,738.50 : x
  2. Step 2: Convert to fraction form
    5,666.34/8,487.20 = 2,738.50/x
  3. Step 3: Cross multiply
    5,666.34x = 8,487.20 × 2,738.50
  4. Step 4: Simplify right side
    5,666.34x = 23,242,183.51
  5. Step 5: Solve for x
    x = 23,242,183.51/5,666.34
  6. Step 6: Final answer
    x = 4,101.80

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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.