Home / 4,801.23-6,625.22-2,811.40

Finding the Fourth Proportional to 4,801.23, 6,625.22 and 2,811.40

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Solution

The fourth proportional to 4,801.23, 6,625.22 and 2,811.40 is: 3,879.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,801.23 : 6,625.22 = 2,811.40 : x
  2. Step 2: Convert to fraction form
    4,801.23/6,625.22 = 2,811.40/x
  3. Step 3: Cross multiply
    4,801.23x = 6,625.22 × 2,811.40
  4. Step 4: Simplify right side
    4,801.23x = 18,626,112.89
  5. Step 5: Solve for x
    x = 18,626,112.89/4,801.23
  6. Step 6: Final answer
    x = 3,879.45

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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.