Home / 13,163.01-19,744.65-4,397.91

Finding the Fourth Proportional to 13,163.01, 19,744.65 and 4,397.91

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Solution

The fourth proportional to 13,163.01, 19,744.65 and 4,397.91 is: 6,596.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,163.01 : 19,744.65 = 4,397.91 : x
  2. Step 2: Convert to fraction form
    13,163.01/19,744.65 = 4,397.91/x
  3. Step 3: Cross multiply
    13,163.01x = 19,744.65 × 4,397.91
  4. Step 4: Simplify right side
    13,163.01x = 86,835,193.68
  5. Step 5: Solve for x
    x = 86,835,193.68/13,163.01
  6. Step 6: Final answer
    x = 6,596.91

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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.