Home / 8,664.52-11,957.75-4,887.49

Finding the Fourth Proportional to 8,664.52, 11,957.75 and 4,887.49

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Solution

The fourth proportional to 8,664.52, 11,957.75 and 4,887.49 is: 6,745.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,664.52 : 11,957.75 = 4,887.49 : x
  2. Step 2: Convert to fraction form
    8,664.52/11,957.75 = 4,887.49/x
  3. Step 3: Cross multiply
    8,664.52x = 11,957.75 × 4,887.49
  4. Step 4: Simplify right side
    8,664.52x = 58,443,383.55
  5. Step 5: Solve for x
    x = 58,443,383.55/8,664.52
  6. Step 6: Final answer
    x = 6,745.14

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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.