Home / 3,222.02-4,831.40-1,576.10

Finding the Fourth Proportional to 3,222.02, 4,831.40 and 1,576.10

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Solution

The fourth proportional to 3,222.02, 4,831.40 and 1,576.10 is: 2,363.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,222.02 : 4,831.40 = 1,576.10 : x
  2. Step 2: Convert to fraction form
    3,222.02/4,831.40 = 1,576.10/x
  3. Step 3: Cross multiply
    3,222.02x = 4,831.40 × 1,576.10
  4. Step 4: Simplify right side
    3,222.02x = 7,614,769.54
  5. Step 5: Solve for x
    x = 7,614,769.54/3,222.02
  6. Step 6: Final answer
    x = 2,363.35

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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.