Home / 3,477.23-5,215.86-1,012.06

Finding the Fourth Proportional to 3,477.23, 5,215.86 and 1,012.06

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Solution

The fourth proportional to 3,477.23, 5,215.86 and 1,012.06 is: 1,518.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,477.23 : 5,215.86 = 1,012.06 : x
  2. Step 2: Convert to fraction form
    3,477.23/5,215.86 = 1,012.06/x
  3. Step 3: Cross multiply
    3,477.23x = 5,215.86 × 1,012.06
  4. Step 4: Simplify right side
    3,477.23x = 5,278,763.27
  5. Step 5: Solve for x
    x = 5,278,763.27/3,477.23
  6. Step 6: Final answer
    x = 1,518.09

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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.