Home / 4,950.80-6,834.48-3,955.04

Finding the Fourth Proportional to 4,950.80, 6,834.48 and 3,955.04

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Solution

The fourth proportional to 4,950.80, 6,834.48 and 3,955.04 is: 5,459.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,950.80 : 6,834.48 = 3,955.04 : x
  2. Step 2: Convert to fraction form
    4,950.80/6,834.48 = 3,955.04/x
  3. Step 3: Cross multiply
    4,950.80x = 6,834.48 × 3,955.04
  4. Step 4: Simplify right side
    4,950.80x = 27,030,641.78
  5. Step 5: Solve for x
    x = 27,030,641.78/4,950.80
  6. Step 6: Final answer
    x = 5,459.85

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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.