Home / 4,111.12-6,162.96-1,512.24

Finding the Fourth Proportional to 4,111.12, 6,162.96 and 1,512.24

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Solution

The fourth proportional to 4,111.12, 6,162.96 and 1,512.24 is: 2,266.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,111.12 : 6,162.96 = 1,512.24 : x
  2. Step 2: Convert to fraction form
    4,111.12/6,162.96 = 1,512.24/x
  3. Step 3: Cross multiply
    4,111.12x = 6,162.96 × 1,512.24
  4. Step 4: Simplify right side
    4,111.12x = 9,319,874.63
  5. Step 5: Solve for x
    x = 9,319,874.63/4,111.12
  6. Step 6: Final answer
    x = 2,266.99

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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.