Home / 5,852.60-8,077.14-3,200.40

Finding the Fourth Proportional to 5,852.60, 8,077.14 and 3,200.40

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Solution

The fourth proportional to 5,852.60, 8,077.14 and 3,200.40 is: 4,416.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,852.60 : 8,077.14 = 3,200.40 : x
  2. Step 2: Convert to fraction form
    5,852.60/8,077.14 = 3,200.40/x
  3. Step 3: Cross multiply
    5,852.60x = 8,077.14 × 3,200.40
  4. Step 4: Simplify right side
    5,852.60x = 25,850,078.86
  5. Step 5: Solve for x
    x = 25,850,078.86/5,852.60
  6. Step 6: Final answer
    x = 4,416.85

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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.