Home / 11,839.09-17,770.35-6,292.45

Finding the Fourth Proportional to 11,839.09, 17,770.35 and 6,292.45

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Solution

The fourth proportional to 11,839.09, 17,770.35 and 6,292.45 is: 9,444.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,839.09 : 17,770.35 = 6,292.45 : x
  2. Step 2: Convert to fraction form
    11,839.09/17,770.35 = 6,292.45/x
  3. Step 3: Cross multiply
    11,839.09x = 17,770.35 × 6,292.45
  4. Step 4: Simplify right side
    11,839.09x = 111,819,038.86
  5. Step 5: Solve for x
    x = 111,819,038.86/11,839.09
  6. Step 6: Final answer
    x = 9,444.90

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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.