Home / 3,863.13-5,794.46-1,888.00

Finding the Fourth Proportional to 3,863.13, 5,794.46 and 1,888.00

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Solution

The fourth proportional to 3,863.13, 5,794.46 and 1,888.00 is: 2,831.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,863.13 : 5,794.46 = 1,888.00 : x
  2. Step 2: Convert to fraction form
    3,863.13/5,794.46 = 1,888.00/x
  3. Step 3: Cross multiply
    3,863.13x = 5,794.46 × 1,888.00
  4. Step 4: Simplify right side
    3,863.13x = 10,939,911.51
  5. Step 5: Solve for x
    x = 10,939,911.51/3,863.13
  6. Step 6: Final answer
    x = 2,831.88

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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.