Home / 6,983.02-9,636.72-3,839.26

Finding the Fourth Proportional to 6,983.02, 9,636.72 and 3,839.26

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Solution

The fourth proportional to 6,983.02, 9,636.72 and 3,839.26 is: 5,298.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,983.02 : 9,636.72 = 3,839.26 : x
  2. Step 2: Convert to fraction form
    6,983.02/9,636.72 = 3,839.26/x
  3. Step 3: Cross multiply
    6,983.02x = 9,636.72 × 3,839.26
  4. Step 4: Simplify right side
    6,983.02x = 36,997,873.63
  5. Step 5: Solve for x
    x = 36,997,873.63/6,983.02
  6. Step 6: Final answer
    x = 5,298.26

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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.