Home / 9,266.89-13,902.09-3,720.67

Finding the Fourth Proportional to 9,266.89, 13,902.09 and 3,720.67

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Solution

The fourth proportional to 9,266.89, 13,902.09 and 3,720.67 is: 5,581.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,266.89 : 13,902.09 = 3,720.67 : x
  2. Step 2: Convert to fraction form
    9,266.89/13,902.09 = 3,720.67/x
  3. Step 3: Cross multiply
    9,266.89x = 13,902.09 × 3,720.67
  4. Step 4: Simplify right side
    9,266.89x = 51,725,089.20
  5. Step 5: Solve for x
    x = 51,725,089.20/9,266.89
  6. Step 6: Final answer
    x = 5,581.71

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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.