Home / 5,422.17-8,133.26-1,526.58

Finding the Fourth Proportional to 5,422.17, 8,133.26 and 1,526.58

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Solution

The fourth proportional to 5,422.17, 8,133.26 and 1,526.58 is: 2,289.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,422.17 : 8,133.26 = 1,526.58 : x
  2. Step 2: Convert to fraction form
    5,422.17/8,133.26 = 1,526.58/x
  3. Step 3: Cross multiply
    5,422.17x = 8,133.26 × 1,526.58
  4. Step 4: Simplify right side
    5,422.17x = 12,416,072.05
  5. Step 5: Solve for x
    x = 12,416,072.05/5,422.17
  6. Step 6: Final answer
    x = 2,289.87

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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.