Home / 4,005.04-6,003.48-2,619.28

Finding the Fourth Proportional to 4,005.04, 6,003.48 and 2,619.28

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Solution

The fourth proportional to 4,005.04, 6,003.48 and 2,619.28 is: 3,926.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,005.04 : 6,003.48 = 2,619.28 : x
  2. Step 2: Convert to fraction form
    4,005.04/6,003.48 = 2,619.28/x
  3. Step 3: Cross multiply
    4,005.04x = 6,003.48 × 2,619.28
  4. Step 4: Simplify right side
    4,005.04x = 15,724,795.09
  5. Step 5: Solve for x
    x = 15,724,795.09/4,005.04
  6. Step 6: Final answer
    x = 3,926.25

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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.