Home / 11,897.55-17,844.98-3,133.15

Finding the Fourth Proportional to 11,897.55, 17,844.98 and 3,133.15

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Solution

The fourth proportional to 11,897.55, 17,844.98 and 3,133.15 is: 4,699.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,897.55 : 17,844.98 = 3,133.15 : x
  2. Step 2: Convert to fraction form
    11,897.55/17,844.98 = 3,133.15/x
  3. Step 3: Cross multiply
    11,897.55x = 17,844.98 × 3,133.15
  4. Step 4: Simplify right side
    11,897.55x = 55,910,938.81
  5. Step 5: Solve for x
    x = 55,910,938.81/11,897.55
  6. Step 6: Final answer
    x = 4,699.37

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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.