Home / 2,425.14-3,347.73-1,681.56

Finding the Fourth Proportional to 2,425.14, 3,347.73 and 1,681.56

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Solution

The fourth proportional to 2,425.14, 3,347.73 and 1,681.56 is: 2,321.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,425.14 : 3,347.73 = 1,681.56 : x
  2. Step 2: Convert to fraction form
    2,425.14/3,347.73 = 1,681.56/x
  3. Step 3: Cross multiply
    2,425.14x = 3,347.73 × 1,681.56
  4. Step 4: Simplify right side
    2,425.14x = 5,629,408.86
  5. Step 5: Solve for x
    x = 5,629,408.86/2,425.14
  6. Step 6: Final answer
    x = 2,321.27

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1.5x scale

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.