Home / 5,840.60-8,060.15-3,188.12

Finding the Fourth Proportional to 5,840.60, 8,060.15 and 3,188.12

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Solution

The fourth proportional to 5,840.60, 8,060.15 and 3,188.12 is: 4,399.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,840.60 : 8,060.15 = 3,188.12 : x
  2. Step 2: Convert to fraction form
    5,840.60/8,060.15 = 3,188.12/x
  3. Step 3: Cross multiply
    5,840.60x = 8,060.15 × 3,188.12
  4. Step 4: Simplify right side
    5,840.60x = 25,696,725.42
  5. Step 5: Solve for x
    x = 25,696,725.42/5,840.60
  6. Step 6: Final answer
    x = 4,399.67

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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.