Home / 6,293.43-8,684.60-3,498.75

Finding the Fourth Proportional to 6,293.43, 8,684.60 and 3,498.75

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Solution

The fourth proportional to 6,293.43, 8,684.60 and 3,498.75 is: 4,828.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,293.43 : 8,684.60 = 3,498.75 : x
  2. Step 2: Convert to fraction form
    6,293.43/8,684.60 = 3,498.75/x
  3. Step 3: Cross multiply
    6,293.43x = 8,684.60 × 3,498.75
  4. Step 4: Simplify right side
    6,293.43x = 30,385,226.76
  5. Step 5: Solve for x
    x = 30,385,226.76/6,293.43
  6. Step 6: Final answer
    x = 4,828.09

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Half scale
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Double scale
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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.