Home / 9,254.60-13,869.58-3,405.80

Finding the Fourth Proportional to 9,254.60, 13,869.58 and 3,405.80

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Solution

The fourth proportional to 9,254.60, 13,869.58 and 3,405.80 is: 5,104.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,254.60 : 13,869.58 = 3,405.80 : x
  2. Step 2: Convert to fraction form
    9,254.60/13,869.58 = 3,405.80/x
  3. Step 3: Cross multiply
    9,254.60x = 13,869.58 × 3,405.80
  4. Step 4: Simplify right side
    9,254.60x = 47,237,015.56
  5. Step 5: Solve for x
    x = 47,237,015.56/9,254.60
  6. Step 6: Final answer
    x = 5,104.17

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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.