Home / 5,564.10-8,347.77-2,638.38

Finding the Fourth Proportional to 5,564.10, 8,347.77 and 2,638.38

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Solution

The fourth proportional to 5,564.10, 8,347.77 and 2,638.38 is: 3,958.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,564.10 : 8,347.77 = 2,638.38 : x
  2. Step 2: Convert to fraction form
    5,564.10/8,347.77 = 2,638.38/x
  3. Step 3: Cross multiply
    5,564.10x = 8,347.77 × 2,638.38
  4. Step 4: Simplify right side
    5,564.10x = 22,024,589.41
  5. Step 5: Solve for x
    x = 22,024,589.41/5,564.10
  6. Step 6: Final answer
    x = 3,958.34

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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.