Home / 4,831.10-6,670-3,321.14

Finding the Fourth Proportional to 4,831.10, 6,670 and 3,321.14

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Solution

The fourth proportional to 4,831.10, 6,670 and 3,321.14 is: 4,585.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,831.10 : 6,670 = 3,321.14 : x
  2. Step 2: Convert to fraction form
    4,831.10/6,670 = 3,321.14/x
  3. Step 3: Cross multiply
    4,831.10x = 6,670 × 3,321.14
  4. Step 4: Simplify right side
    4,831.10x = 22,152,003.80
  5. Step 5: Solve for x
    x = 22,152,003.80/4,831.10
  6. Step 6: Final answer
    x = 4,585.29

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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.