Home / 8,045.48-12,072.06-2,853.80

Finding the Fourth Proportional to 8,045.48, 12,072.06 and 2,853.80

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Solution

The fourth proportional to 8,045.48, 12,072.06 and 2,853.80 is: 4,282.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,045.48 : 12,072.06 = 2,853.80 : x
  2. Step 2: Convert to fraction form
    8,045.48/12,072.06 = 2,853.80/x
  3. Step 3: Cross multiply
    8,045.48x = 12,072.06 × 2,853.80
  4. Step 4: Simplify right side
    8,045.48x = 34,451,244.83
  5. Step 5: Solve for x
    x = 34,451,244.83/8,045.48
  6. Step 6: Final answer
    x = 4,282.06

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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.