Home / 3,865.92-5,334.98-2,097.53

Finding the Fourth Proportional to 3,865.92, 5,334.98 and 2,097.53

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Solution

The fourth proportional to 3,865.92, 5,334.98 and 2,097.53 is: 2,894.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,865.92 : 5,334.98 = 2,097.53 : x
  2. Step 2: Convert to fraction form
    3,865.92/5,334.98 = 2,097.53/x
  3. Step 3: Cross multiply
    3,865.92x = 5,334.98 × 2,097.53
  4. Step 4: Simplify right side
    3,865.92x = 11,190,280.60
  5. Step 5: Solve for x
    x = 11,190,280.60/3,865.92
  6. Step 6: Final answer
    x = 2,894.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.