Home / 5,637.70-8,449.35-4,096.90

Finding the Fourth Proportional to 5,637.70, 8,449.35 and 4,096.90

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Solution

The fourth proportional to 5,637.70, 8,449.35 and 4,096.90 is: 6,140.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,637.70 : 8,449.35 = 4,096.90 : x
  2. Step 2: Convert to fraction form
    5,637.70/8,449.35 = 4,096.90/x
  3. Step 3: Cross multiply
    5,637.70x = 8,449.35 × 4,096.90
  4. Step 4: Simplify right side
    5,637.70x = 34,616,142.02
  5. Step 5: Solve for x
    x = 34,616,142.02/5,637.70
  6. Step 6: Final answer
    x = 6,140.12

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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.