Home / 9,171.04-13,756.62-2,245.54

Finding the Fourth Proportional to 9,171.04, 13,756.62 and 2,245.54

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Solution

The fourth proportional to 9,171.04, 13,756.62 and 2,245.54 is: 3,368.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,171.04 : 13,756.62 = 2,245.54 : x
  2. Step 2: Convert to fraction form
    9,171.04/13,756.62 = 2,245.54/x
  3. Step 3: Cross multiply
    9,171.04x = 13,756.62 × 2,245.54
  4. Step 4: Simplify right side
    9,171.04x = 30,891,040.47
  5. Step 5: Solve for x
    x = 30,891,040.47/9,171.04
  6. Step 6: Final answer
    x = 3,368.32

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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.