Home / 4,831.16-7,247.27-1,543.48

Finding the Fourth Proportional to 4,831.16, 7,247.27 and 1,543.48

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Solution

The fourth proportional to 4,831.16, 7,247.27 and 1,543.48 is: 2,315.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,831.16 : 7,247.27 = 1,543.48 : x
  2. Step 2: Convert to fraction form
    4,831.16/7,247.27 = 1,543.48/x
  3. Step 3: Cross multiply
    4,831.16x = 7,247.27 × 1,543.48
  4. Step 4: Simplify right side
    4,831.16x = 11,186,016.30
  5. Step 5: Solve for x
    x = 11,186,016.30/4,831.16
  6. Step 6: Final answer
    x = 2,315.39

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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.