Home / 3,923.39-5,884.81-1,840.48

Finding the Fourth Proportional to 3,923.39, 5,884.81 and 1,840.48

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Solution

The fourth proportional to 3,923.39, 5,884.81 and 1,840.48 is: 2,760.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,923.39 : 5,884.81 = 1,840.48 : x
  2. Step 2: Convert to fraction form
    3,923.39/5,884.81 = 1,840.48/x
  3. Step 3: Cross multiply
    3,923.39x = 5,884.81 × 1,840.48
  4. Step 4: Simplify right side
    3,923.39x = 10,830,875.11
  5. Step 5: Solve for x
    x = 10,830,875.11/3,923.39
  6. Step 6: Final answer
    x = 2,760.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.