Home / 11,708.85-17,563.29-4,783.35

Finding the Fourth Proportional to 11,708.85, 17,563.29 and 4,783.35

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Solution

The fourth proportional to 11,708.85, 17,563.29 and 4,783.35 is: 7,175.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,708.85 : 17,563.29 = 4,783.35 : x
  2. Step 2: Convert to fraction form
    11,708.85/17,563.29 = 4,783.35/x
  3. Step 3: Cross multiply
    11,708.85x = 17,563.29 × 4,783.35
  4. Step 4: Simplify right side
    11,708.85x = 84,011,363.22
  5. Step 5: Solve for x
    x = 84,011,363.22/11,708.85
  6. Step 6: Final answer
    x = 7,175.03

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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.