Home / 1,629.53-2,443.38-533.60

Finding the Fourth Proportional to 1,629.53, 2,443.38 and 533.60

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Solution

The fourth proportional to 1,629.53, 2,443.38 and 533.60 is: 800.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,629.53 : 2,443.38 = 533.60 : x
  2. Step 2: Convert to fraction form
    1,629.53/2,443.38 = 533.60/x
  3. Step 3: Cross multiply
    1,629.53x = 2,443.38 × 533.60
  4. Step 4: Simplify right side
    1,629.53x = 1,303,787.57
  5. Step 5: Solve for x
    x = 1,303,787.57/1,629.53
  6. Step 6: Final answer
    x = 800.10

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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.