Home / 6,995.20-9,653.52-3,851.44

Finding the Fourth Proportional to 6,995.20, 9,653.52 and 3,851.44

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Solution

The fourth proportional to 6,995.20, 9,653.52 and 3,851.44 is: 5,315.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,995.20 : 9,653.52 = 3,851.44 : x
  2. Step 2: Convert to fraction form
    6,995.20/9,653.52 = 3,851.44/x
  3. Step 3: Cross multiply
    6,995.20x = 9,653.52 × 3,851.44
  4. Step 4: Simplify right side
    6,995.20x = 37,179,953.07
  5. Step 5: Solve for x
    x = 37,179,953.07/6,995.20
  6. Step 6: Final answer
    x = 5,315.07

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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.