Home / 13,161.34-19,743.04-4,396.28

Finding the Fourth Proportional to 13,161.34, 19,743.04 and 4,396.28

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Solution

The fourth proportional to 13,161.34, 19,743.04 and 4,396.28 is: 6,594.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,161.34 : 19,743.04 = 4,396.28 : x
  2. Step 2: Convert to fraction form
    13,161.34/19,743.04 = 4,396.28/x
  3. Step 3: Cross multiply
    13,161.34x = 19,743.04 × 4,396.28
  4. Step 4: Simplify right side
    13,161.34x = 86,795,986.74
  5. Step 5: Solve for x
    x = 86,795,986.74/13,161.34
  6. Step 6: Final answer
    x = 6,594.77

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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.