Home / 4,801.06-6,624.61-2,811.57

Finding the Fourth Proportional to 4,801.06, 6,624.61 and 2,811.57

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Solution

The fourth proportional to 4,801.06, 6,624.61 and 2,811.57 is: 3,879.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,801.06 : 6,624.61 = 2,811.57 : x
  2. Step 2: Convert to fraction form
    4,801.06/6,624.61 = 2,811.57/x
  3. Step 3: Cross multiply
    4,801.06x = 6,624.61 × 2,811.57
  4. Step 4: Simplify right side
    4,801.06x = 18,625,554.74
  5. Step 5: Solve for x
    x = 18,625,554.74/4,801.06
  6. Step 6: Final answer
    x = 3,879.47

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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.