Home / 3,499-4,829.16-2,101.48

Finding the Fourth Proportional to 3,499, 4,829.16 and 2,101.48

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Solution

The fourth proportional to 3,499, 4,829.16 and 2,101.48 is: 2,900.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,499 : 4,829.16 = 2,101.48 : x
  2. Step 2: Convert to fraction form
    3,499/4,829.16 = 2,101.48/x
  3. Step 3: Cross multiply
    3,499x = 4,829.16 × 2,101.48
  4. Step 4: Simplify right side
    3,499x = 10,148,383.16
  5. Step 5: Solve for x
    x = 10,148,383.16/3,499
  6. Step 6: Final answer
    x = 2,900.37

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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.