Home / 1,629.08-2,443.84-533.08

Finding the Fourth Proportional to 1,629.08, 2,443.84 and 533.08

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Solution

The fourth proportional to 1,629.08, 2,443.84 and 533.08 is: 799.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,629.08 : 2,443.84 = 533.08 : x
  2. Step 2: Convert to fraction form
    1,629.08/2,443.84 = 533.08/x
  3. Step 3: Cross multiply
    1,629.08x = 2,443.84 × 533.08
  4. Step 4: Simplify right side
    1,629.08x = 1,302,762.23
  5. Step 5: Solve for x
    x = 1,302,762.23/1,629.08
  6. Step 6: Final answer
    x = 799.69

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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.