Home / 6,848.12-9,449.36-4,015.28

Finding the Fourth Proportional to 6,848.12, 9,449.36 and 4,015.28

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Solution

The fourth proportional to 6,848.12, 9,449.36 and 4,015.28 is: 5,540.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,848.12 : 9,449.36 = 4,015.28 : x
  2. Step 2: Convert to fraction form
    6,848.12/9,449.36 = 4,015.28/x
  3. Step 3: Cross multiply
    6,848.12x = 9,449.36 × 4,015.28
  4. Step 4: Simplify right side
    6,848.12x = 37,941,826.22
  5. Step 5: Solve for x
    x = 37,941,826.22/6,848.12
  6. Step 6: Final answer
    x = 5,540.47

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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.