Home / 5,552.40-8,328.74-2,631

Finding the Fourth Proportional to 5,552.40, 8,328.74 and 2,631

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Solution

The fourth proportional to 5,552.40, 8,328.74 and 2,631 is: 3,946.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,552.40 : 8,328.74 = 2,631 : x
  2. Step 2: Convert to fraction form
    5,552.40/8,328.74 = 2,631/x
  3. Step 3: Cross multiply
    5,552.40x = 8,328.74 × 2,631
  4. Step 4: Simplify right side
    5,552.40x = 21,912,914.94
  5. Step 5: Solve for x
    x = 21,912,914.94/5,552.40
  6. Step 6: Final answer
    x = 3,946.57

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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.