Home / 5,638.01-8,457.92-2,351.43

Finding the Fourth Proportional to 5,638.01, 8,457.92 and 2,351.43

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Solution

The fourth proportional to 5,638.01, 8,457.92 and 2,351.43 is: 3,527.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,638.01 : 8,457.92 = 2,351.43 : x
  2. Step 2: Convert to fraction form
    5,638.01/8,457.92 = 2,351.43/x
  3. Step 3: Cross multiply
    5,638.01x = 8,457.92 × 2,351.43
  4. Step 4: Simplify right side
    5,638.01x = 19,888,203.89
  5. Step 5: Solve for x
    x = 19,888,203.89/5,638.01
  6. Step 6: Final answer
    x = 3,527.53

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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.