Home / 5,339.46-8,008.58-1,443.56

Finding the Fourth Proportional to 5,339.46, 8,008.58 and 1,443.56

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Solution

The fourth proportional to 5,339.46, 8,008.58 and 1,443.56 is: 2,165.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,339.46 : 8,008.58 = 1,443.56 : x
  2. Step 2: Convert to fraction form
    5,339.46/8,008.58 = 1,443.56/x
  3. Step 3: Cross multiply
    5,339.46x = 8,008.58 × 1,443.56
  4. Step 4: Simplify right side
    5,339.46x = 11,560,889.38
  5. Step 5: Solve for x
    x = 11,560,889.38/5,339.46
  6. Step 6: Final answer
    x = 2,165.18

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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.