Home / 3,205.02-4,810.05-1,472.70

Finding the Fourth Proportional to 3,205.02, 4,810.05 and 1,472.70

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Solution

The fourth proportional to 3,205.02, 4,810.05 and 1,472.70 is: 2,210.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,205.02 : 4,810.05 = 1,472.70 : x
  2. Step 2: Convert to fraction form
    3,205.02/4,810.05 = 1,472.70/x
  3. Step 3: Cross multiply
    3,205.02x = 4,810.05 × 1,472.70
  4. Step 4: Simplify right side
    3,205.02x = 7,083,760.64
  5. Step 5: Solve for x
    x = 7,083,760.64/3,205.02
  6. Step 6: Final answer
    x = 2,210.21

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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.