Home / 6,418.02-9,628.20-2,036.70

Finding the Fourth Proportional to 6,418.02, 9,628.20 and 2,036.70

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Solution

The fourth proportional to 6,418.02, 9,628.20 and 2,036.70 is: 3,055.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,418.02 : 9,628.20 = 2,036.70 : x
  2. Step 2: Convert to fraction form
    6,418.02/9,628.20 = 2,036.70/x
  3. Step 3: Cross multiply
    6,418.02x = 9,628.20 × 2,036.70
  4. Step 4: Simplify right side
    6,418.02x = 19,609,754.94
  5. Step 5: Solve for x
    x = 19,609,754.94/6,418.02
  6. Step 6: Final answer
    x = 3,055.42

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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.