Home / 6,109.04-8,430.52-3,314.56

Finding the Fourth Proportional to 6,109.04, 8,430.52 and 3,314.56

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Solution

The fourth proportional to 6,109.04, 8,430.52 and 3,314.56 is: 4,574.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,109.04 : 8,430.52 = 3,314.56 : x
  2. Step 2: Convert to fraction form
    6,109.04/8,430.52 = 3,314.56/x
  3. Step 3: Cross multiply
    6,109.04x = 8,430.52 × 3,314.56
  4. Step 4: Simplify right side
    6,109.04x = 27,943,464.37
  5. Step 5: Solve for x
    x = 27,943,464.37/6,109.04
  6. Step 6: Final answer
    x = 4,574.12

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.