Home / 6,990.26-9,646.54-3,846.44

Finding the Fourth Proportional to 6,990.26, 9,646.54 and 3,846.44

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Solution

The fourth proportional to 6,990.26, 9,646.54 and 3,846.44 is: 5,308.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,990.26 : 9,646.54 = 3,846.44 : x
  2. Step 2: Convert to fraction form
    6,990.26/9,646.54 = 3,846.44/x
  3. Step 3: Cross multiply
    6,990.26x = 9,646.54 × 3,846.44
  4. Step 4: Simplify right side
    6,990.26x = 37,104,837.32
  5. Step 5: Solve for x
    x = 37,104,837.32/6,990.26
  6. Step 6: Final answer
    x = 5,308.08

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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.