Home / 4,258.35-6,385.68-1,336.05

Finding the Fourth Proportional to 4,258.35, 6,385.68 and 1,336.05

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Solution

The fourth proportional to 4,258.35, 6,385.68 and 1,336.05 is: 2,003.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,258.35 : 6,385.68 = 1,336.05 : x
  2. Step 2: Convert to fraction form
    4,258.35/6,385.68 = 1,336.05/x
  3. Step 3: Cross multiply
    4,258.35x = 6,385.68 × 1,336.05
  4. Step 4: Simplify right side
    4,258.35x = 8,531,587.76
  5. Step 5: Solve for x
    x = 8,531,587.76/4,258.35
  6. Step 6: Final answer
    x = 2,003.50

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1.5x scale

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.