Home / 9,024.81-13,538.49-2,785.33

Finding the Fourth Proportional to 9,024.81, 13,538.49 and 2,785.33

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Solution

The fourth proportional to 9,024.81, 13,538.49 and 2,785.33 is: 4,178.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,024.81 : 13,538.49 = 2,785.33 : x
  2. Step 2: Convert to fraction form
    9,024.81/13,538.49 = 2,785.33/x
  3. Step 3: Cross multiply
    9,024.81x = 13,538.49 × 2,785.33
  4. Step 4: Simplify right side
    9,024.81x = 37,709,162.35
  5. Step 5: Solve for x
    x = 37,709,162.35/9,024.81
  6. Step 6: Final answer
    x = 4,178.39

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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.