Home / 8,904.07-13,355.21-3,639.27

Finding the Fourth Proportional to 8,904.07, 13,355.21 and 3,639.27

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Solution

The fourth proportional to 8,904.07, 13,355.21 and 3,639.27 is: 5,458.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,904.07 : 13,355.21 = 3,639.27 : x
  2. Step 2: Convert to fraction form
    8,904.07/13,355.21 = 3,639.27/x
  3. Step 3: Cross multiply
    8,904.07x = 13,355.21 × 3,639.27
  4. Step 4: Simplify right side
    8,904.07x = 48,603,215.10
  5. Step 5: Solve for x
    x = 48,603,215.10/8,904.07
  6. Step 6: Final answer
    x = 5,458.54

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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.