Home / 3,012.81-4,521.04-1,164.09

Finding the Fourth Proportional to 3,012.81, 4,521.04 and 1,164.09

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Solution

The fourth proportional to 3,012.81, 4,521.04 and 1,164.09 is: 1,746.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,012.81 : 4,521.04 = 1,164.09 : x
  2. Step 2: Convert to fraction form
    3,012.81/4,521.04 = 1,164.09/x
  3. Step 3: Cross multiply
    3,012.81x = 4,521.04 × 1,164.09
  4. Step 4: Simplify right side
    3,012.81x = 5,262,874.85
  5. Step 5: Solve for x
    x = 5,262,874.85/3,012.81
  6. Step 6: Final answer
    x = 1,746.83

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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.