Home / 9,181.05-13,771.58-2,517.60

Finding the Fourth Proportional to 9,181.05, 13,771.58 and 2,517.60

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Solution

The fourth proportional to 9,181.05, 13,771.58 and 2,517.60 is: 3,776.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,181.05 : 13,771.58 = 2,517.60 : x
  2. Step 2: Convert to fraction form
    9,181.05/13,771.58 = 2,517.60/x
  3. Step 3: Cross multiply
    9,181.05x = 13,771.58 × 2,517.60
  4. Step 4: Simplify right side
    9,181.05x = 34,671,329.81
  5. Step 5: Solve for x
    x = 34,671,329.81/9,181.05
  6. Step 6: Final answer
    x = 3,776.40

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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.