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Finding the Fourth Proportional to 8,745.63, 12,073.52 and 6,801.01

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Solution

The fourth proportional to 8,745.63, 12,073.52 and 6,801.01 is: 9,388.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,745.63 : 12,073.52 = 6,801.01 : x
  2. Step 2: Convert to fraction form
    8,745.63/12,073.52 = 6,801.01/x
  3. Step 3: Cross multiply
    8,745.63x = 12,073.52 × 6,801.01
  4. Step 4: Simplify right side
    8,745.63x = 82,112,130.26
  5. Step 5: Solve for x
    x = 82,112,130.26/8,745.63
  6. Step 6: Final answer
    x = 9,388.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.