Home / 11,875.38-17,816.67-4,858.19

Finding the Fourth Proportional to 11,875.38, 17,816.67 and 4,858.19

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Solution

The fourth proportional to 11,875.38, 17,816.67 and 4,858.19 is: 7,288.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,875.38 : 17,816.67 = 4,858.19 : x
  2. Step 2: Convert to fraction form
    11,875.38/17,816.67 = 4,858.19/x
  3. Step 3: Cross multiply
    11,875.38x = 17,816.67 × 4,858.19
  4. Step 4: Simplify right side
    11,875.38x = 86,556,768.03
  5. Step 5: Solve for x
    x = 86,556,768.03/11,875.38
  6. Step 6: Final answer
    x = 7,288.76

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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.