Home / 9,267.67-13,899.58-3,420.28

Finding the Fourth Proportional to 9,267.67, 13,899.58 and 3,420.28

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Solution

The fourth proportional to 9,267.67, 13,899.58 and 3,420.28 is: 5,129.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,267.67 : 13,899.58 = 3,420.28 : x
  2. Step 2: Convert to fraction form
    9,267.67/13,899.58 = 3,420.28/x
  3. Step 3: Cross multiply
    9,267.67x = 13,899.58 × 3,420.28
  4. Step 4: Simplify right side
    9,267.67x = 47,540,412.18
  5. Step 5: Solve for x
    x = 47,540,412.18/9,267.67
  6. Step 6: Final answer
    x = 5,129.71

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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.