Home / 4,740.42-7,105.34-1,776.02

Finding the Fourth Proportional to 4,740.42, 7,105.34 and 1,776.02

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Solution

The fourth proportional to 4,740.42, 7,105.34 and 1,776.02 is: 2,662.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,740.42 : 7,105.34 = 1,776.02 : x
  2. Step 2: Convert to fraction form
    4,740.42/7,105.34 = 1,776.02/x
  3. Step 3: Cross multiply
    4,740.42x = 7,105.34 × 1,776.02
  4. Step 4: Simplify right side
    4,740.42x = 12,619,184.87
  5. Step 5: Solve for x
    x = 12,619,184.87/4,740.42
  6. Step 6: Final answer
    x = 2,662.04

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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.