Home / 5,903.46-8,146.82-3,214.70

Finding the Fourth Proportional to 5,903.46, 8,146.82 and 3,214.70

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Solution

The fourth proportional to 5,903.46, 8,146.82 and 3,214.70 is: 4,436.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,903.46 : 8,146.82 = 3,214.70 : x
  2. Step 2: Convert to fraction form
    5,903.46/8,146.82 = 3,214.70/x
  3. Step 3: Cross multiply
    5,903.46x = 8,146.82 × 3,214.70
  4. Step 4: Simplify right side
    5,903.46x = 26,189,582.25
  5. Step 5: Solve for x
    x = 26,189,582.25/5,903.46
  6. Step 6: Final answer
    x = 4,436.31

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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.