Home / 9,173.85-13,762.86-3,330.45

Finding the Fourth Proportional to 9,173.85, 13,762.86 and 3,330.45

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Solution

The fourth proportional to 9,173.85, 13,762.86 and 3,330.45 is: 4,996.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,173.85 : 13,762.86 = 3,330.45 : x
  2. Step 2: Convert to fraction form
    9,173.85/13,762.86 = 3,330.45/x
  3. Step 3: Cross multiply
    9,173.85x = 13,762.86 × 3,330.45
  4. Step 4: Simplify right side
    9,173.85x = 45,836,517.09
  5. Step 5: Solve for x
    x = 45,836,517.09/9,173.85
  6. Step 6: Final answer
    x = 4,996.43

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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.