Home / 9,162.81-13,745.07-2,499.39

Finding the Fourth Proportional to 9,162.81, 13,745.07 and 2,499.39

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Solution

The fourth proportional to 9,162.81, 13,745.07 and 2,499.39 is: 3,749.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,162.81 : 13,745.07 = 2,499.39 : x
  2. Step 2: Convert to fraction form
    9,162.81/13,745.07 = 2,499.39/x
  3. Step 3: Cross multiply
    9,162.81x = 13,745.07 × 2,499.39
  4. Step 4: Simplify right side
    9,162.81x = 34,354,290.51
  5. Step 5: Solve for x
    x = 34,354,290.51/9,162.81
  6. Step 6: Final answer
    x = 3,749.32

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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.