Home / 3,455.60-5,168.81-2,347.52

Finding the Fourth Proportional to 3,455.60, 5,168.81 and 2,347.52

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Solution

The fourth proportional to 3,455.60, 5,168.81 and 2,347.52 is: 3,511.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,455.60 : 5,168.81 = 2,347.52 : x
  2. Step 2: Convert to fraction form
    3,455.60/5,168.81 = 2,347.52/x
  3. Step 3: Cross multiply
    3,455.60x = 5,168.81 × 2,347.52
  4. Step 4: Simplify right side
    3,455.60x = 12,133,864.88
  5. Step 5: Solve for x
    x = 12,133,864.88/3,455.60
  6. Step 6: Final answer
    x = 3,511.37

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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.