Home / 12,785.41-19,182.72-4,466.65

Finding the Fourth Proportional to 12,785.41, 19,182.72 and 4,466.65

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Solution

The fourth proportional to 12,785.41, 19,182.72 and 4,466.65 is: 6,701.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,785.41 : 19,182.72 = 4,466.65 : x
  2. Step 2: Convert to fraction form
    12,785.41/19,182.72 = 4,466.65/x
  3. Step 3: Cross multiply
    12,785.41x = 19,182.72 × 4,466.65
  4. Step 4: Simplify right side
    12,785.41x = 85,682,496.29
  5. Step 5: Solve for x
    x = 85,682,496.29/12,785.41
  6. Step 6: Final answer
    x = 6,701.58

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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.