Home / 7,690.36-10,613.26-4,333.54

Finding the Fourth Proportional to 7,690.36, 10,613.26 and 4,333.54

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Solution

The fourth proportional to 7,690.36, 10,613.26 and 4,333.54 is: 5,980.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,690.36 : 10,613.26 = 4,333.54 : x
  2. Step 2: Convert to fraction form
    7,690.36/10,613.26 = 4,333.54/x
  3. Step 3: Cross multiply
    7,690.36x = 10,613.26 × 4,333.54
  4. Step 4: Simplify right side
    7,690.36x = 45,992,986.74
  5. Step 5: Solve for x
    x = 45,992,986.74/7,690.36
  6. Step 6: Final answer
    x = 5,980.60

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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.