Home / 8,020.37-12,027.48-2,754.40

Finding the Fourth Proportional to 8,020.37, 12,027.48 and 2,754.40

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Solution

The fourth proportional to 8,020.37, 12,027.48 and 2,754.40 is: 4,130.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,020.37 : 12,027.48 = 2,754.40 : x
  2. Step 2: Convert to fraction form
    8,020.37/12,027.48 = 2,754.40/x
  3. Step 3: Cross multiply
    8,020.37x = 12,027.48 × 2,754.40
  4. Step 4: Simplify right side
    8,020.37x = 33,128,490.91
  5. Step 5: Solve for x
    x = 33,128,490.91/8,020.37
  6. Step 6: Final answer
    x = 4,130.54

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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.