Home / 4,510.34-6,220.23-2,831.90

Finding the Fourth Proportional to 4,510.34, 6,220.23 and 2,831.90

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Solution

The fourth proportional to 4,510.34, 6,220.23 and 2,831.90 is: 3,905.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,510.34 : 6,220.23 = 2,831.90 : x
  2. Step 2: Convert to fraction form
    4,510.34/6,220.23 = 2,831.90/x
  3. Step 3: Cross multiply
    4,510.34x = 6,220.23 × 2,831.90
  4. Step 4: Simplify right side
    4,510.34x = 17,615,091.97
  5. Step 5: Solve for x
    x = 17,615,091.97/4,510.34
  6. Step 6: Final answer
    x = 3,905.49

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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.