Home / 3,487.35-4,812.52-1,893.96

Finding the Fourth Proportional to 3,487.35, 4,812.52 and 1,893.96

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Solution

The fourth proportional to 3,487.35, 4,812.52 and 1,893.96 is: 2,613.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,487.35 : 4,812.52 = 1,893.96 : x
  2. Step 2: Convert to fraction form
    3,487.35/4,812.52 = 1,893.96/x
  3. Step 3: Cross multiply
    3,487.35x = 4,812.52 × 1,893.96
  4. Step 4: Simplify right side
    3,487.35x = 9,114,722.27
  5. Step 5: Solve for x
    x = 9,114,722.27/3,487.35
  6. Step 6: Final answer
    x = 2,613.66

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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.