Home / 5,342.58-8,012.79-1,446.06

Finding the Fourth Proportional to 5,342.58, 8,012.79 and 1,446.06

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Solution

The fourth proportional to 5,342.58, 8,012.79 and 1,446.06 is: 2,168.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,342.58 : 8,012.79 = 1,446.06 : x
  2. Step 2: Convert to fraction form
    5,342.58/8,012.79 = 1,446.06/x
  3. Step 3: Cross multiply
    5,342.58x = 8,012.79 × 1,446.06
  4. Step 4: Simplify right side
    5,342.58x = 11,586,975.11
  5. Step 5: Solve for x
    x = 11,586,975.11/5,342.58
  6. Step 6: Final answer
    x = 2,168.80

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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.