Home / 5,354.09-8,031.13-2,235.56

Finding the Fourth Proportional to 5,354.09, 8,031.13 and 2,235.56

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Solution

The fourth proportional to 5,354.09, 8,031.13 and 2,235.56 is: 3,353.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,354.09 : 8,031.13 = 2,235.56 : x
  2. Step 2: Convert to fraction form
    5,354.09/8,031.13 = 2,235.56/x
  3. Step 3: Cross multiply
    5,354.09x = 8,031.13 × 2,235.56
  4. Step 4: Simplify right side
    5,354.09x = 17,954,061.81
  5. Step 5: Solve for x
    x = 17,954,061.81/5,354.09
  6. Step 6: Final answer
    x = 3,353.34

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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.