Home / 4,910.55-7,334.58-4,219.23

Finding the Fourth Proportional to 4,910.55, 7,334.58 and 4,219.23

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Solution

The fourth proportional to 4,910.55, 7,334.58 and 4,219.23 is: 6,302.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,910.55 : 7,334.58 = 4,219.23 : x
  2. Step 2: Convert to fraction form
    4,910.55/7,334.58 = 4,219.23/x
  3. Step 3: Cross multiply
    4,910.55x = 7,334.58 × 4,219.23
  4. Step 4: Simplify right side
    4,910.55x = 30,946,279.97
  5. Step 5: Solve for x
    x = 30,946,279.97/4,910.55
  6. Step 6: Final answer
    x = 6,302.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.