Home / 6,107.58-8,428.62-3,454.86

Finding the Fourth Proportional to 6,107.58, 8,428.62 and 3,454.86

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Solution

The fourth proportional to 6,107.58, 8,428.62 and 3,454.86 is: 4,767.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,107.58 : 8,428.62 = 3,454.86 : x
  2. Step 2: Convert to fraction form
    6,107.58/8,428.62 = 3,454.86/x
  3. Step 3: Cross multiply
    6,107.58x = 8,428.62 × 3,454.86
  4. Step 4: Simplify right side
    6,107.58x = 29,119,702.09
  5. Step 5: Solve for x
    x = 29,119,702.09/6,107.58
  6. Step 6: Final answer
    x = 4,767.80

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1.5x scale

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.