Home / 4,177.80-6,268.74-1,955.70

Finding the Fourth Proportional to 4,177.80, 6,268.74 and 1,955.70

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Solution

The fourth proportional to 4,177.80, 6,268.74 and 1,955.70 is: 2,934.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,177.80 : 6,268.74 = 1,955.70 : x
  2. Step 2: Convert to fraction form
    4,177.80/6,268.74 = 1,955.70/x
  3. Step 3: Cross multiply
    4,177.80x = 6,268.74 × 1,955.70
  4. Step 4: Simplify right side
    4,177.80x = 12,259,774.82
  5. Step 5: Solve for x
    x = 12,259,774.82/4,177.80
  6. Step 6: Final answer
    x = 2,934.50

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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.