Home / 9,100.89-13,646.70-4,166.37

Finding the Fourth Proportional to 9,100.89, 13,646.70 and 4,166.37

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Solution

The fourth proportional to 9,100.89, 13,646.70 and 4,166.37 is: 6,247.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,100.89 : 13,646.70 = 4,166.37 : x
  2. Step 2: Convert to fraction form
    9,100.89/13,646.70 = 4,166.37/x
  3. Step 3: Cross multiply
    9,100.89x = 13,646.70 × 4,166.37
  4. Step 4: Simplify right side
    9,100.89x = 56,857,201.48
  5. Step 5: Solve for x
    x = 56,857,201.48/9,100.89
  6. Step 6: Final answer
    x = 6,247.43

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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.