Home / 12,683.24-19,021.01-4,358.46

Finding the Fourth Proportional to 12,683.24, 19,021.01 and 4,358.46

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Solution

The fourth proportional to 12,683.24, 19,021.01 and 4,358.46 is: 6,536.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,683.24 : 19,021.01 = 4,358.46 : x
  2. Step 2: Convert to fraction form
    12,683.24/19,021.01 = 4,358.46/x
  3. Step 3: Cross multiply
    12,683.24x = 19,021.01 × 4,358.46
  4. Step 4: Simplify right side
    12,683.24x = 82,902,289.45
  5. Step 5: Solve for x
    x = 82,902,289.45/12,683.24
  6. Step 6: Final answer
    x = 6,536.37

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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.