Home / 5,881.60-8,116.36-3,228.98

Finding the Fourth Proportional to 5,881.60, 8,116.36 and 3,228.98

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Solution

The fourth proportional to 5,881.60, 8,116.36 and 3,228.98 is: 4,455.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,881.60 : 8,116.36 = 3,228.98 : x
  2. Step 2: Convert to fraction form
    5,881.60/8,116.36 = 3,228.98/x
  3. Step 3: Cross multiply
    5,881.60x = 8,116.36 × 3,228.98
  4. Step 4: Simplify right side
    5,881.60x = 26,207,564.11
  5. Step 5: Solve for x
    x = 26,207,564.11/5,881.60
  6. Step 6: Final answer
    x = 4,455.86

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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.