Home / 5,817.60-8,027.36-3,828.96

Finding the Fourth Proportional to 5,817.60, 8,027.36 and 3,828.96

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Solution

The fourth proportional to 5,817.60, 8,027.36 and 3,828.96 is: 5,283.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,817.60 : 8,027.36 = 3,828.96 : x
  2. Step 2: Convert to fraction form
    5,817.60/8,027.36 = 3,828.96/x
  3. Step 3: Cross multiply
    5,817.60x = 8,027.36 × 3,828.96
  4. Step 4: Simplify right side
    5,817.60x = 30,736,440.35
  5. Step 5: Solve for x
    x = 30,736,440.35/5,817.60
  6. Step 6: Final answer
    x = 5,283.35

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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.