Home / 13,052.31-19,580.94-4,289.73

Finding the Fourth Proportional to 13,052.31, 19,580.94 and 4,289.73

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Solution

The fourth proportional to 13,052.31, 19,580.94 and 4,289.73 is: 6,435.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,052.31 : 19,580.94 = 4,289.73 : x
  2. Step 2: Convert to fraction form
    13,052.31/19,580.94 = 4,289.73/x
  3. Step 3: Cross multiply
    13,052.31x = 19,580.94 × 4,289.73
  4. Step 4: Simplify right side
    13,052.31x = 83,996,945.75
  5. Step 5: Solve for x
    x = 83,996,945.75/13,052.31
  6. Step 6: Final answer
    x = 6,435.41

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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.