Home / 11,888.24-17,833.70-3,123.32

Finding the Fourth Proportional to 11,888.24, 17,833.70 and 3,123.32

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Solution

The fourth proportional to 11,888.24, 17,833.70 and 3,123.32 is: 4,685.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,888.24 : 17,833.70 = 3,123.32 : x
  2. Step 2: Convert to fraction form
    11,888.24/17,833.70 = 3,123.32/x
  3. Step 3: Cross multiply
    11,888.24x = 17,833.70 × 3,123.32
  4. Step 4: Simplify right side
    11,888.24x = 55,700,270.52
  5. Step 5: Solve for x
    x = 55,700,270.52/11,888.24
  6. Step 6: Final answer
    x = 4,685.33

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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.