Home / 2,484.08-3,428.19-1,643.33

Finding the Fourth Proportional to 2,484.08, 3,428.19 and 1,643.33

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Solution

The fourth proportional to 2,484.08, 3,428.19 and 1,643.33 is: 2,267.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,484.08 : 3,428.19 = 1,643.33 : x
  2. Step 2: Convert to fraction form
    2,484.08/3,428.19 = 1,643.33/x
  3. Step 3: Cross multiply
    2,484.08x = 3,428.19 × 1,643.33
  4. Step 4: Simplify right side
    2,484.08x = 5,633,647.47
  5. Step 5: Solve for x
    x = 5,633,647.47/2,484.08
  6. Step 6: Final answer
    x = 2,267.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.