Home / 4,920.61-6,790.91-3,033.46

Finding the Fourth Proportional to 4,920.61, 6,790.91 and 3,033.46

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Solution

The fourth proportional to 4,920.61, 6,790.91 and 3,033.46 is: 4,186.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,920.61 : 6,790.91 = 3,033.46 : x
  2. Step 2: Convert to fraction form
    4,920.61/6,790.91 = 3,033.46/x
  3. Step 3: Cross multiply
    4,920.61x = 6,790.91 × 3,033.46
  4. Step 4: Simplify right side
    4,920.61x = 20,599,953.85
  5. Step 5: Solve for x
    x = 20,599,953.85/4,920.61
  6. Step 6: Final answer
    x = 4,186.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.