Home / 4,020.72-6,019.12-3,598.36

Finding the Fourth Proportional to 4,020.72, 6,019.12 and 3,598.36

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Solution

The fourth proportional to 4,020.72, 6,019.12 and 3,598.36 is: 5,386.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,020.72 : 6,019.12 = 3,598.36 : x
  2. Step 2: Convert to fraction form
    4,020.72/6,019.12 = 3,598.36/x
  3. Step 3: Cross multiply
    4,020.72x = 6,019.12 × 3,598.36
  4. Step 4: Simplify right side
    4,020.72x = 21,658,950.09
  5. Step 5: Solve for x
    x = 21,658,950.09/4,020.72
  6. Step 6: Final answer
    x = 5,386.83

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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.