Home / 11,526.85-17,290.62-3,207.49

Finding the Fourth Proportional to 11,526.85, 17,290.62 and 3,207.49

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Solution

The fourth proportional to 11,526.85, 17,290.62 and 3,207.49 is: 4,811.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,526.85 : 17,290.62 = 3,207.49 : x
  2. Step 2: Convert to fraction form
    11,526.85/17,290.62 = 3,207.49/x
  3. Step 3: Cross multiply
    11,526.85x = 17,290.62 × 3,207.49
  4. Step 4: Simplify right side
    11,526.85x = 55,459,490.74
  5. Step 5: Solve for x
    x = 55,459,490.74/11,526.85
  6. Step 6: Final answer
    x = 4,811.33

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1.5x scale

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.