Home / 12,797.83-19,182.16-5,857.75

Finding the Fourth Proportional to 12,797.83, 19,182.16 and 5,857.75

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Solution

The fourth proportional to 12,797.83, 19,182.16 and 5,857.75 is: 8,779.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,797.83 : 19,182.16 = 5,857.75 : x
  2. Step 2: Convert to fraction form
    12,797.83/19,182.16 = 5,857.75/x
  3. Step 3: Cross multiply
    12,797.83x = 19,182.16 × 5,857.75
  4. Step 4: Simplify right side
    12,797.83x = 112,364,297.74
  5. Step 5: Solve for x
    x = 112,364,297.74/12,797.83
  6. Step 6: Final answer
    x = 8,779.95

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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.