Home / 6,848.40-9,450-3,864.06

Finding the Fourth Proportional to 6,848.40, 9,450 and 3,864.06

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Solution

The fourth proportional to 6,848.40, 9,450 and 3,864.06 is: 5,331.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,848.40 : 9,450 = 3,864.06 : x
  2. Step 2: Convert to fraction form
    6,848.40/9,450 = 3,864.06/x
  3. Step 3: Cross multiply
    6,848.40x = 9,450 × 3,864.06
  4. Step 4: Simplify right side
    6,848.40x = 36,515,367
  5. Step 5: Solve for x
    x = 36,515,367/6,848.40
  6. Step 6: Final answer
    x = 5,331.96

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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.