Home / 6,848.45-9,451.58-4,018.21

Finding the Fourth Proportional to 6,848.45, 9,451.58 and 4,018.21

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Solution

The fourth proportional to 6,848.45, 9,451.58 and 4,018.21 is: 5,545.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,848.45 : 9,451.58 = 4,018.21 : x
  2. Step 2: Convert to fraction form
    6,848.45/9,451.58 = 4,018.21/x
  3. Step 3: Cross multiply
    6,848.45x = 9,451.58 × 4,018.21
  4. Step 4: Simplify right side
    6,848.45x = 37,978,433.27
  5. Step 5: Solve for x
    x = 37,978,433.27/6,848.45
  6. Step 6: Final answer
    x = 5,545.55

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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.