Home / 9,109.32-13,665.80-3,266.38

Finding the Fourth Proportional to 9,109.32, 13,665.80 and 3,266.38

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Solution

The fourth proportional to 9,109.32, 13,665.80 and 3,266.38 is: 4,900.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,109.32 : 13,665.80 = 3,266.38 : x
  2. Step 2: Convert to fraction form
    9,109.32/13,665.80 = 3,266.38/x
  3. Step 3: Cross multiply
    9,109.32x = 13,665.80 × 3,266.38
  4. Step 4: Simplify right side
    9,109.32x = 44,637,695.80
  5. Step 5: Solve for x
    x = 44,637,695.80/9,109.32
  6. Step 6: Final answer
    x = 4,900.22

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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.