Home / 5,487.75-8,231.63-1,592.26

Finding the Fourth Proportional to 5,487.75, 8,231.63 and 1,592.26

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Solution

The fourth proportional to 5,487.75, 8,231.63 and 1,592.26 is: 2,388.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,487.75 : 8,231.63 = 1,592.26 : x
  2. Step 2: Convert to fraction form
    5,487.75/8,231.63 = 1,592.26/x
  3. Step 3: Cross multiply
    5,487.75x = 8,231.63 × 1,592.26
  4. Step 4: Simplify right side
    5,487.75x = 13,106,866.64
  5. Step 5: Solve for x
    x = 13,106,866.64/5,487.75
  6. Step 6: Final answer
    x = 2,388.39

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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.