Home / 4,554.09-6,826.10-1,920.83

Finding the Fourth Proportional to 4,554.09, 6,826.10 and 1,920.83

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Solution

The fourth proportional to 4,554.09, 6,826.10 and 1,920.83 is: 2,879.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,554.09 : 6,826.10 = 1,920.83 : x
  2. Step 2: Convert to fraction form
    4,554.09/6,826.10 = 1,920.83/x
  3. Step 3: Cross multiply
    4,554.09x = 6,826.10 × 1,920.83
  4. Step 4: Simplify right side
    4,554.09x = 13,111,733.93
  5. Step 5: Solve for x
    x = 13,111,733.93/4,554.09
  6. Step 6: Final answer
    x = 2,879.11

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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.