Home / 2,255.47-3,384.21-1,433.53

Finding the Fourth Proportional to 2,255.47, 3,384.21 and 1,433.53

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Solution

The fourth proportional to 2,255.47, 3,384.21 and 1,433.53 is: 2,150.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,255.47 : 3,384.21 = 1,433.53 : x
  2. Step 2: Convert to fraction form
    2,255.47/3,384.21 = 1,433.53/x
  3. Step 3: Cross multiply
    2,255.47x = 3,384.21 × 1,433.53
  4. Step 4: Simplify right side
    2,255.47x = 4,851,346.06
  5. Step 5: Solve for x
    x = 4,851,346.06/2,255.47
  6. Step 6: Final answer
    x = 2,150.93

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Why These Related Problems?

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