Home / 3,517.48-4,853.93-1,923.81

Finding the Fourth Proportional to 3,517.48, 4,853.93 and 1,923.81

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Solution

The fourth proportional to 3,517.48, 4,853.93 and 1,923.81 is: 2,654.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,517.48 : 4,853.93 = 1,923.81 : x
  2. Step 2: Convert to fraction form
    3,517.48/4,853.93 = 1,923.81/x
  3. Step 3: Cross multiply
    3,517.48x = 4,853.93 × 1,923.81
  4. Step 4: Simplify right side
    3,517.48x = 9,338,029.45
  5. Step 5: Solve for x
    x = 9,338,029.45/3,517.48
  6. Step 6: Final answer
    x = 2,654.75

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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.