Home / 3,158.41-4,358.02-1,831.93

Finding the Fourth Proportional to 3,158.41, 4,358.02 and 1,831.93

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Solution

The fourth proportional to 3,158.41, 4,358.02 and 1,831.93 is: 2,527.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,158.41 : 4,358.02 = 1,831.93 : x
  2. Step 2: Convert to fraction form
    3,158.41/4,358.02 = 1,831.93/x
  3. Step 3: Cross multiply
    3,158.41x = 4,358.02 × 1,831.93
  4. Step 4: Simplify right side
    3,158.41x = 7,983,587.58
  5. Step 5: Solve for x
    x = 7,983,587.58/3,158.41
  6. Step 6: Final answer
    x = 2,527.72

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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.