Home / 6,071.25-8,378.41-3,554.84

Finding the Fourth Proportional to 6,071.25, 8,378.41 and 3,554.84

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Solution

The fourth proportional to 6,071.25, 8,378.41 and 3,554.84 is: 4,905.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,071.25 : 8,378.41 = 3,554.84 : x
  2. Step 2: Convert to fraction form
    6,071.25/8,378.41 = 3,554.84/x
  3. Step 3: Cross multiply
    6,071.25x = 8,378.41 × 3,554.84
  4. Step 4: Simplify right side
    6,071.25x = 29,783,888.60
  5. Step 5: Solve for x
    x = 29,783,888.60/6,071.25
  6. Step 6: Final answer
    x = 4,905.72

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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.