Home / 11,341.60-17,015.10-4,764.40

Finding the Fourth Proportional to 11,341.60, 17,015.10 and 4,764.40

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Solution

The fourth proportional to 11,341.60, 17,015.10 and 4,764.40 is: 7,147.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,341.60 : 17,015.10 = 4,764.40 : x
  2. Step 2: Convert to fraction form
    11,341.60/17,015.10 = 4,764.40/x
  3. Step 3: Cross multiply
    11,341.60x = 17,015.10 × 4,764.40
  4. Step 4: Simplify right side
    11,341.60x = 81,066,742.44
  5. Step 5: Solve for x
    x = 81,066,742.44/11,341.60
  6. Step 6: Final answer
    x = 7,147.73

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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.