Home / 6,071.40-8,378.60-3,552.96

Finding the Fourth Proportional to 6,071.40, 8,378.60 and 3,552.96

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Solution

The fourth proportional to 6,071.40, 8,378.60 and 3,552.96 is: 4,903.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,071.40 : 8,378.60 = 3,552.96 : x
  2. Step 2: Convert to fraction form
    6,071.40/8,378.60 = 3,552.96/x
  3. Step 3: Cross multiply
    6,071.40x = 8,378.60 × 3,552.96
  4. Step 4: Simplify right side
    6,071.40x = 29,768,830.66
  5. Step 5: Solve for x
    x = 29,768,830.66/6,071.40
  6. Step 6: Final answer
    x = 4,903.12

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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.