Home / 5,490.58-8,231.05-2,852.53

Finding the Fourth Proportional to 5,490.58, 8,231.05 and 2,852.53

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Solution

The fourth proportional to 5,490.58, 8,231.05 and 2,852.53 is: 4,276.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,490.58 : 8,231.05 = 2,852.53 : x
  2. Step 2: Convert to fraction form
    5,490.58/8,231.05 = 2,852.53/x
  3. Step 3: Cross multiply
    5,490.58x = 8,231.05 × 2,852.53
  4. Step 4: Simplify right side
    5,490.58x = 23,479,317.06
  5. Step 5: Solve for x
    x = 23,479,317.06/5,490.58
  6. Step 6: Final answer
    x = 4,276.29

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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.