Home / 3,982.37-5,495.04-2,303.64

Finding the Fourth Proportional to 3,982.37, 5,495.04 and 2,303.64

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Solution

The fourth proportional to 3,982.37, 5,495.04 and 2,303.64 is: 3,178.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,982.37 : 5,495.04 = 2,303.64 : x
  2. Step 2: Convert to fraction form
    3,982.37/5,495.04 = 2,303.64/x
  3. Step 3: Cross multiply
    3,982.37x = 5,495.04 × 2,303.64
  4. Step 4: Simplify right side
    3,982.37x = 12,658,593.95
  5. Step 5: Solve for x
    x = 12,658,593.95/3,982.37
  6. Step 6: Final answer
    x = 3,178.66

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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.