Home / 6,326.21-9,489.50-1,943.67

Finding the Fourth Proportional to 6,326.21, 9,489.50 and 1,943.67

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Solution

The fourth proportional to 6,326.21, 9,489.50 and 1,943.67 is: 2,915.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,326.21 : 9,489.50 = 1,943.67 : x
  2. Step 2: Convert to fraction form
    6,326.21/9,489.50 = 1,943.67/x
  3. Step 3: Cross multiply
    6,326.21x = 9,489.50 × 1,943.67
  4. Step 4: Simplify right side
    6,326.21x = 18,444,446.75
  5. Step 5: Solve for x
    x = 18,444,446.75/6,326.21
  6. Step 6: Final answer
    x = 2,915.56

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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.