Home / 6,084.60-9,126.90-2,189

Finding the Fourth Proportional to 6,084.60, 9,126.90 and 2,189

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Solution

The fourth proportional to 6,084.60, 9,126.90 and 2,189 is: 3,283.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,084.60 : 9,126.90 = 2,189 : x
  2. Step 2: Convert to fraction form
    6,084.60/9,126.90 = 2,189/x
  3. Step 3: Cross multiply
    6,084.60x = 9,126.90 × 2,189
  4. Step 4: Simplify right side
    6,084.60x = 19,978,784.10
  5. Step 5: Solve for x
    x = 19,978,784.10/6,084.60
  6. Step 6: Final answer
    x = 3,283.50

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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.