Home / 6,264.08-8,645.86-3,905.77

Finding the Fourth Proportional to 6,264.08, 8,645.86 and 3,905.77

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Solution

The fourth proportional to 6,264.08, 8,645.86 and 3,905.77 is: 5,390.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,264.08 : 8,645.86 = 3,905.77 : x
  2. Step 2: Convert to fraction form
    6,264.08/8,645.86 = 3,905.77/x
  3. Step 3: Cross multiply
    6,264.08x = 8,645.86 × 3,905.77
  4. Step 4: Simplify right side
    6,264.08x = 33,768,709.23
  5. Step 5: Solve for x
    x = 33,768,709.23/6,264.08
  6. Step 6: Final answer
    x = 5,390.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.