Home / 4,831.80-7,233.30-4,313.40

Finding the Fourth Proportional to 4,831.80, 7,233.30 and 4,313.40

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Solution

The fourth proportional to 4,831.80, 7,233.30 and 4,313.40 is: 6,457.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,831.80 : 7,233.30 = 4,313.40 : x
  2. Step 2: Convert to fraction form
    4,831.80/7,233.30 = 4,313.40/x
  3. Step 3: Cross multiply
    4,831.80x = 7,233.30 × 4,313.40
  4. Step 4: Simplify right side
    4,831.80x = 31,200,116.22
  5. Step 5: Solve for x
    x = 31,200,116.22/4,831.80
  6. Step 6: Final answer
    x = 6,457.24

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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.