Home / 5,720.94-8,565.23-3,635.77

Finding the Fourth Proportional to 5,720.94, 8,565.23 and 3,635.77

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Solution

The fourth proportional to 5,720.94, 8,565.23 and 3,635.77 is: 5,443.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,720.94 : 8,565.23 = 3,635.77 : x
  2. Step 2: Convert to fraction form
    5,720.94/8,565.23 = 3,635.77/x
  3. Step 3: Cross multiply
    5,720.94x = 8,565.23 × 3,635.77
  4. Step 4: Simplify right side
    5,720.94x = 31,141,188.10
  5. Step 5: Solve for x
    x = 31,141,188.10/5,720.94
  6. Step 6: Final answer
    x = 5,443.37

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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.