Home / 5,531.86-8,297.70-2,612.26

Finding the Fourth Proportional to 5,531.86, 8,297.70 and 2,612.26

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Solution

The fourth proportional to 5,531.86, 8,297.70 and 2,612.26 is: 3,918.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,531.86 : 8,297.70 = 2,612.26 : x
  2. Step 2: Convert to fraction form
    5,531.86/8,297.70 = 2,612.26/x
  3. Step 3: Cross multiply
    5,531.86x = 8,297.70 × 2,612.26
  4. Step 4: Simplify right side
    5,531.86x = 21,675,749.80
  5. Step 5: Solve for x
    x = 21,675,749.80/5,531.86
  6. Step 6: Final answer
    x = 3,918.35

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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.