Home / 4,799.85-6,623.93-2,810.49

Finding the Fourth Proportional to 4,799.85, 6,623.93 and 2,810.49

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Solution

The fourth proportional to 4,799.85, 6,623.93 and 2,810.49 is: 3,878.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,799.85 : 6,623.93 = 2,810.49 : x
  2. Step 2: Convert to fraction form
    4,799.85/6,623.93 = 2,810.49/x
  3. Step 3: Cross multiply
    4,799.85x = 6,623.93 × 2,810.49
  4. Step 4: Simplify right side
    4,799.85x = 18,616,474.97
  5. Step 5: Solve for x
    x = 18,616,474.97/4,799.85
  6. Step 6: Final answer
    x = 3,878.55

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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.