Home / 12,272.48-16,935.90-6,683.48

Finding the Fourth Proportional to 12,272.48, 16,935.90 and 6,683.48

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Solution

The fourth proportional to 12,272.48, 16,935.90 and 6,683.48 is: 9,223.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,272.48 : 16,935.90 = 6,683.48 : x
  2. Step 2: Convert to fraction form
    12,272.48/16,935.90 = 6,683.48/x
  3. Step 3: Cross multiply
    12,272.48x = 16,935.90 × 6,683.48
  4. Step 4: Simplify right side
    12,272.48x = 113,190,748.93
  5. Step 5: Solve for x
    x = 113,190,748.93/12,272.48
  6. Step 6: Final answer
    x = 9,223.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.