Home / 4,517.81-6,776.58-2,177.99

Finding the Fourth Proportional to 4,517.81, 6,776.58 and 2,177.99

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Solution

The fourth proportional to 4,517.81, 6,776.58 and 2,177.99 is: 3,266.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,517.81 : 6,776.58 = 2,177.99 : x
  2. Step 2: Convert to fraction form
    4,517.81/6,776.58 = 2,177.99/x
  3. Step 3: Cross multiply
    4,517.81x = 6,776.58 × 2,177.99
  4. Step 4: Simplify right side
    4,517.81x = 14,759,323.47
  5. Step 5: Solve for x
    x = 14,759,323.47/4,517.81
  6. Step 6: Final answer
    x = 3,266.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.