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Finding the Fourth Proportional to 8,020.93, 12,027.95 and 2,756.47

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Solution

The fourth proportional to 8,020.93, 12,027.95 and 2,756.47 is: 4,133.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,020.93 : 12,027.95 = 2,756.47 : x
  2. Step 2: Convert to fraction form
    8,020.93/12,027.95 = 2,756.47/x
  3. Step 3: Cross multiply
    8,020.93x = 12,027.95 × 2,756.47
  4. Step 4: Simplify right side
    8,020.93x = 33,154,683.34
  5. Step 5: Solve for x
    x = 33,154,683.34/8,020.93
  6. Step 6: Final answer
    x = 4,133.52

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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.