Home / 9,830.81-13,566.44-6,848.30

Finding the Fourth Proportional to 9,830.81, 13,566.44 and 6,848.30

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Solution

The fourth proportional to 9,830.81, 13,566.44 and 6,848.30 is: 9,450.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,830.81 : 13,566.44 = 6,848.30 : x
  2. Step 2: Convert to fraction form
    9,830.81/13,566.44 = 6,848.30/x
  3. Step 3: Cross multiply
    9,830.81x = 13,566.44 × 6,848.30
  4. Step 4: Simplify right side
    9,830.81x = 92,907,016.81
  5. Step 5: Solve for x
    x = 92,907,016.81/9,830.81
  6. Step 6: Final answer
    x = 9,450.60

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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.