Home / 6,418.02-9,628.04-2,720.26

Finding the Fourth Proportional to 6,418.02, 9,628.04 and 2,720.26

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Solution

The fourth proportional to 6,418.02, 9,628.04 and 2,720.26 is: 4,080.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,418.02 : 9,628.04 = 2,720.26 : x
  2. Step 2: Convert to fraction form
    6,418.02/9,628.04 = 2,720.26/x
  3. Step 3: Cross multiply
    6,418.02x = 9,628.04 × 2,720.26
  4. Step 4: Simplify right side
    6,418.02x = 26,190,772.09
  5. Step 5: Solve for x
    x = 26,190,772.09/6,418.02
  6. Step 6: Final answer
    x = 4,080.82

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1.5x scale

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.