Home / 4,870.88-6,720.72-3,299.84

Finding the Fourth Proportional to 4,870.88, 6,720.72 and 3,299.84

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Solution

The fourth proportional to 4,870.88, 6,720.72 and 3,299.84 is: 4,553.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,870.88 : 6,720.72 = 3,299.84 : x
  2. Step 2: Convert to fraction form
    4,870.88/6,720.72 = 3,299.84/x
  3. Step 3: Cross multiply
    4,870.88x = 6,720.72 × 3,299.84
  4. Step 4: Simplify right side
    4,870.88x = 22,177,300.68
  5. Step 5: Solve for x
    x = 22,177,300.68/4,870.88
  6. Step 6: Final answer
    x = 4,553.04

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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.