Home / 4,662.24-6,991.20-1,740.48

Finding the Fourth Proportional to 4,662.24, 6,991.20 and 1,740.48

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Solution

The fourth proportional to 4,662.24, 6,991.20 and 1,740.48 is: 2,609.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,662.24 : 6,991.20 = 1,740.48 : x
  2. Step 2: Convert to fraction form
    4,662.24/6,991.20 = 1,740.48/x
  3. Step 3: Cross multiply
    4,662.24x = 6,991.20 × 1,740.48
  4. Step 4: Simplify right side
    4,662.24x = 12,168,043.78
  5. Step 5: Solve for x
    x = 12,168,043.78/4,662.24
  6. Step 6: Final answer
    x = 2,609.91

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1.5x scale

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.