Home / 7,388.55-10,190.42-4,736.21

Finding the Fourth Proportional to 7,388.55, 10,190.42 and 4,736.21

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Solution

The fourth proportional to 7,388.55, 10,190.42 and 4,736.21 is: 6,532.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,388.55 : 10,190.42 = 4,736.21 : x
  2. Step 2: Convert to fraction form
    7,388.55/10,190.42 = 4,736.21/x
  3. Step 3: Cross multiply
    7,388.55x = 10,190.42 × 4,736.21
  4. Step 4: Simplify right side
    7,388.55x = 48,263,969.11
  5. Step 5: Solve for x
    x = 48,263,969.11/7,388.55
  6. Step 6: Final answer
    x = 6,532.27

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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.