Home / 2,848.88-3,930.36-1,669.52

Finding the Fourth Proportional to 2,848.88, 3,930.36 and 1,669.52

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Solution

The fourth proportional to 2,848.88, 3,930.36 and 1,669.52 is: 2,303.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,848.88 : 3,930.36 = 1,669.52 : x
  2. Step 2: Convert to fraction form
    2,848.88/3,930.36 = 1,669.52/x
  3. Step 3: Cross multiply
    2,848.88x = 3,930.36 × 1,669.52
  4. Step 4: Simplify right side
    2,848.88x = 6,561,814.63
  5. Step 5: Solve for x
    x = 6,561,814.63/2,848.88
  6. Step 6: Final answer
    x = 2,303.30

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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.