Home / 3,740.68-5,163.14-2,415.27

Finding the Fourth Proportional to 3,740.68, 5,163.14 and 2,415.27

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Solution

The fourth proportional to 3,740.68, 5,163.14 and 2,415.27 is: 3,333.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,740.68 : 5,163.14 = 2,415.27 : x
  2. Step 2: Convert to fraction form
    3,740.68/5,163.14 = 2,415.27/x
  3. Step 3: Cross multiply
    3,740.68x = 5,163.14 × 2,415.27
  4. Step 4: Simplify right side
    3,740.68x = 12,470,373.51
  5. Step 5: Solve for x
    x = 12,470,373.51/3,740.68
  6. Step 6: Final answer
    x = 3,333.72

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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.