Home / 3,019.08-4,529.64-1,071.84

Finding the Fourth Proportional to 3,019.08, 4,529.64 and 1,071.84

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Solution

The fourth proportional to 3,019.08, 4,529.64 and 1,071.84 is: 1,608.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,019.08 : 4,529.64 = 1,071.84 : x
  2. Step 2: Convert to fraction form
    3,019.08/4,529.64 = 1,071.84/x
  3. Step 3: Cross multiply
    3,019.08x = 4,529.64 × 1,071.84
  4. Step 4: Simplify right side
    3,019.08x = 4,855,049.34
  5. Step 5: Solve for x
    x = 4,855,049.34/3,019.08
  6. Step 6: Final answer
    x = 1,608.12

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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.