Home / 13,162.65-19,745.00-4,397.58

Finding the Fourth Proportional to 13,162.65, 19,745.00 and 4,397.58

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Solution

The fourth proportional to 13,162.65, 19,745.00 and 4,397.58 is: 6,596.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,162.65 : 19,745.00 = 4,397.58 : x
  2. Step 2: Convert to fraction form
    13,162.65/19,745.00 = 4,397.58/x
  3. Step 3: Cross multiply
    13,162.65x = 19,745.00 × 4,397.58
  4. Step 4: Simplify right side
    13,162.65x = 86,830,195.11
  5. Step 5: Solve for x
    x = 86,830,195.11/13,162.65
  6. Step 6: Final answer
    x = 6,596.71

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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.