Home / 3,306.02-4,562.70-1,980.44

Finding the Fourth Proportional to 3,306.02, 4,562.70 and 1,980.44

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Solution

The fourth proportional to 3,306.02, 4,562.70 and 1,980.44 is: 2,733.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,306.02 : 4,562.70 = 1,980.44 : x
  2. Step 2: Convert to fraction form
    3,306.02/4,562.70 = 1,980.44/x
  3. Step 3: Cross multiply
    3,306.02x = 4,562.70 × 1,980.44
  4. Step 4: Simplify right side
    3,306.02x = 9,036,153.59
  5. Step 5: Solve for x
    x = 9,036,153.59/3,306.02
  6. Step 6: Final answer
    x = 2,733.24

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1.5x scale

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.