Home / 2,351.93-3,245.10-1,357.25

Finding the Fourth Proportional to 2,351.93, 3,245.10 and 1,357.25

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Solution

The fourth proportional to 2,351.93, 3,245.10 and 1,357.25 is: 1,872.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,351.93 : 3,245.10 = 1,357.25 : x
  2. Step 2: Convert to fraction form
    2,351.93/3,245.10 = 1,357.25/x
  3. Step 3: Cross multiply
    2,351.93x = 3,245.10 × 1,357.25
  4. Step 4: Simplify right side
    2,351.93x = 4,404,395.75
  5. Step 5: Solve for x
    x = 4,404,395.75/2,351.93
  6. Step 6: Final answer
    x = 1,872.68

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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.