Home / 8,289.60-12,437.63-3,095.88

Finding the Fourth Proportional to 8,289.60, 12,437.63 and 3,095.88

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Solution

The fourth proportional to 8,289.60, 12,437.63 and 3,095.88 is: 4,645.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,289.60 : 12,437.63 = 3,095.88 : x
  2. Step 2: Convert to fraction form
    8,289.60/12,437.63 = 3,095.88/x
  3. Step 3: Cross multiply
    8,289.60x = 12,437.63 × 3,095.88
  4. Step 4: Simplify right side
    8,289.60x = 38,505,409.96
  5. Step 5: Solve for x
    x = 38,505,409.96/8,289.60
  6. Step 6: Final answer
    x = 4,645.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.