Home / 4,140.40-6,210.06-2,059.60

Finding the Fourth Proportional to 4,140.40, 6,210.06 and 2,059.60

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Solution

The fourth proportional to 4,140.40, 6,210.06 and 2,059.60 is: 3,089.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,140.40 : 6,210.06 = 2,059.60 : x
  2. Step 2: Convert to fraction form
    4,140.40/6,210.06 = 2,059.60/x
  3. Step 3: Cross multiply
    4,140.40x = 6,210.06 × 2,059.60
  4. Step 4: Simplify right side
    4,140.40x = 12,790,239.58
  5. Step 5: Solve for x
    x = 12,790,239.58/4,140.40
  6. Step 6: Final answer
    x = 3,089.13

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.