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Finding the Fourth Proportional to 8,048.56, 12,071.55 and 2,203.80

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Solution

The fourth proportional to 8,048.56, 12,071.55 and 2,203.80 is: 3,305.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,048.56 : 12,071.55 = 2,203.80 : x
  2. Step 2: Convert to fraction form
    8,048.56/12,071.55 = 2,203.80/x
  3. Step 3: Cross multiply
    8,048.56x = 12,071.55 × 2,203.80
  4. Step 4: Simplify right side
    8,048.56x = 26,603,300.39
  5. Step 5: Solve for x
    x = 26,603,300.39/8,048.56
  6. Step 6: Final answer
    x = 3,305.35

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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.