Home / 11,301.60-16,942.08-4,370.88

Finding the Fourth Proportional to 11,301.60, 16,942.08 and 4,370.88

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Solution

The fourth proportional to 11,301.60, 16,942.08 and 4,370.88 is: 6,552.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,301.60 : 16,942.08 = 4,370.88 : x
  2. Step 2: Convert to fraction form
    11,301.60/16,942.08 = 4,370.88/x
  3. Step 3: Cross multiply
    11,301.60x = 16,942.08 × 4,370.88
  4. Step 4: Simplify right side
    11,301.60x = 74,051,798.63
  5. Step 5: Solve for x
    x = 74,051,798.63/11,301.60
  6. Step 6: Final answer
    x = 6,552.33

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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.