Home / 4,831.56-7,246.80-1,544.40

Finding the Fourth Proportional to 4,831.56, 7,246.80 and 1,544.40

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Solution

The fourth proportional to 4,831.56, 7,246.80 and 1,544.40 is: 2,316.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,831.56 : 7,246.80 = 1,544.40 : x
  2. Step 2: Convert to fraction form
    4,831.56/7,246.80 = 1,544.40/x
  3. Step 3: Cross multiply
    4,831.56x = 7,246.80 × 1,544.40
  4. Step 4: Simplify right side
    4,831.56x = 11,191,957.92
  5. Step 5: Solve for x
    x = 11,191,957.92/4,831.56
  6. Step 6: Final answer
    x = 2,316.43

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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.