Home / 4,623.23-6,378.62-2,734.98

Finding the Fourth Proportional to 4,623.23, 6,378.62 and 2,734.98

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Solution

The fourth proportional to 4,623.23, 6,378.62 and 2,734.98 is: 3,773.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,623.23 : 6,378.62 = 2,734.98 : x
  2. Step 2: Convert to fraction form
    4,623.23/6,378.62 = 2,734.98/x
  3. Step 3: Cross multiply
    4,623.23x = 6,378.62 × 2,734.98
  4. Step 4: Simplify right side
    4,623.23x = 17,445,384.45
  5. Step 5: Solve for x
    x = 17,445,384.45/4,623.23
  6. Step 6: Final answer
    x = 3,773.42

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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.