Home / 12,262.53-18,381.03-5,683.30

Finding the Fourth Proportional to 12,262.53, 18,381.03 and 5,683.30

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Solution

The fourth proportional to 12,262.53, 18,381.03 and 5,683.30 is: 8,519.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,262.53 : 18,381.03 = 5,683.30 : x
  2. Step 2: Convert to fraction form
    12,262.53/18,381.03 = 5,683.30/x
  3. Step 3: Cross multiply
    12,262.53x = 18,381.03 × 5,683.30
  4. Step 4: Simplify right side
    12,262.53x = 104,464,930.78
  5. Step 5: Solve for x
    x = 104,464,930.78/12,262.53
  6. Step 6: Final answer
    x = 8,519.04

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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.