Home / 5,476.65-7,558.56-3,119.01

Finding the Fourth Proportional to 5,476.65, 7,558.56 and 3,119.01

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Solution

The fourth proportional to 5,476.65, 7,558.56 and 3,119.01 is: 4,304.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,476.65 : 7,558.56 = 3,119.01 : x
  2. Step 2: Convert to fraction form
    5,476.65/7,558.56 = 3,119.01/x
  3. Step 3: Cross multiply
    5,476.65x = 7,558.56 × 3,119.01
  4. Step 4: Simplify right side
    5,476.65x = 23,575,224.23
  5. Step 5: Solve for x
    x = 23,575,224.23/5,476.65
  6. Step 6: Final answer
    x = 4,304.68

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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.