Home / 3,019.04-4,529.43-1,071.39

Finding the Fourth Proportional to 3,019.04, 4,529.43 and 1,071.39

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Solution

The fourth proportional to 3,019.04, 4,529.43 and 1,071.39 is: 1,607.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,019.04 : 4,529.43 = 1,071.39 : x
  2. Step 2: Convert to fraction form
    3,019.04/4,529.43 = 1,071.39/x
  3. Step 3: Cross multiply
    3,019.04x = 4,529.43 × 1,071.39
  4. Step 4: Simplify right side
    3,019.04x = 4,852,786.01
  5. Step 5: Solve for x
    x = 4,852,786.01/3,019.04
  6. Step 6: Final answer
    x = 1,607.40

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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.