Home / 5,487.80-8,233.06-1,592.21

Finding the Fourth Proportional to 5,487.80, 8,233.06 and 1,592.21

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Solution

The fourth proportional to 5,487.80, 8,233.06 and 1,592.21 is: 2,388.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,487.80 : 8,233.06 = 1,592.21 : x
  2. Step 2: Convert to fraction form
    5,487.80/8,233.06 = 1,592.21/x
  3. Step 3: Cross multiply
    5,487.80x = 8,233.06 × 1,592.21
  4. Step 4: Simplify right side
    5,487.80x = 13,108,777.06
  5. Step 5: Solve for x
    x = 13,108,777.06/5,487.80
  6. Step 6: Final answer
    x = 2,388.71

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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.