Home / 8,754.51-13,124.39-4,072.12

Finding the Fourth Proportional to 8,754.51, 13,124.39 and 4,072.12

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Solution

The fourth proportional to 8,754.51, 13,124.39 and 4,072.12 is: 6,104.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,754.51 : 13,124.39 = 4,072.12 : x
  2. Step 2: Convert to fraction form
    8,754.51/13,124.39 = 4,072.12/x
  3. Step 3: Cross multiply
    8,754.51x = 13,124.39 × 4,072.12
  4. Step 4: Simplify right side
    8,754.51x = 53,444,091.01
  5. Step 5: Solve for x
    x = 53,444,091.01/8,754.51
  6. Step 6: Final answer
    x = 6,104.75

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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.