Home / 3,831.05-5,723.29-2,433.20

Finding the Fourth Proportional to 3,831.05, 5,723.29 and 2,433.20

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Solution

The fourth proportional to 3,831.05, 5,723.29 and 2,433.20 is: 3,635.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,831.05 : 5,723.29 = 2,433.20 : x
  2. Step 2: Convert to fraction form
    3,831.05/5,723.29 = 2,433.20/x
  3. Step 3: Cross multiply
    3,831.05x = 5,723.29 × 2,433.20
  4. Step 4: Simplify right side
    3,831.05x = 13,925,883.65
  5. Step 5: Solve for x
    x = 13,925,883.65/3,831.05
  6. Step 6: Final answer
    x = 3,635.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.