Home / 9,088.16-13,629.33-3,540.15

Finding the Fourth Proportional to 9,088.16, 13,629.33 and 3,540.15

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Solution

The fourth proportional to 9,088.16, 13,629.33 and 3,540.15 is: 5,309.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,088.16 : 13,629.33 = 3,540.15 : x
  2. Step 2: Convert to fraction form
    9,088.16/13,629.33 = 3,540.15/x
  3. Step 3: Cross multiply
    9,088.16x = 13,629.33 × 3,540.15
  4. Step 4: Simplify right side
    9,088.16x = 48,249,872.60
  5. Step 5: Solve for x
    x = 48,249,872.60/9,088.16
  6. Step 6: Final answer
    x = 5,309.09

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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.