Home / 2,742.47-3,784.59-1,483.53

Finding the Fourth Proportional to 2,742.47, 3,784.59 and 1,483.53

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Solution

The fourth proportional to 2,742.47, 3,784.59 and 1,483.53 is: 2,047.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,742.47 : 3,784.59 = 1,483.53 : x
  2. Step 2: Convert to fraction form
    2,742.47/3,784.59 = 1,483.53/x
  3. Step 3: Cross multiply
    2,742.47x = 3,784.59 × 1,483.53
  4. Step 4: Simplify right side
    2,742.47x = 5,614,533.88
  5. Step 5: Solve for x
    x = 5,614,533.88/2,742.47
  6. Step 6: Final answer
    x = 2,047.26

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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.