Home / 4,007.08-5,984.30-3,415.78

Finding the Fourth Proportional to 4,007.08, 5,984.30 and 3,415.78

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Solution

The fourth proportional to 4,007.08, 5,984.30 and 3,415.78 is: 5,101.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,007.08 : 5,984.30 = 3,415.78 : x
  2. Step 2: Convert to fraction form
    4,007.08/5,984.30 = 3,415.78/x
  3. Step 3: Cross multiply
    4,007.08x = 5,984.30 × 3,415.78
  4. Step 4: Simplify right side
    4,007.08x = 20,441,052.25
  5. Step 5: Solve for x
    x = 20,441,052.25/4,007.08
  6. Step 6: Final answer
    x = 5,101.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.