Home / 11,929.34-16,462.35-6,893.54

Finding the Fourth Proportional to 11,929.34, 16,462.35 and 6,893.54

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Solution

The fourth proportional to 11,929.34, 16,462.35 and 6,893.54 is: 9,513.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,929.34 : 16,462.35 = 6,893.54 : x
  2. Step 2: Convert to fraction form
    11,929.34/16,462.35 = 6,893.54/x
  3. Step 3: Cross multiply
    11,929.34x = 16,462.35 × 6,893.54
  4. Step 4: Simplify right side
    11,929.34x = 113,483,868.22
  5. Step 5: Solve for x
    x = 113,483,868.22/11,929.34
  6. Step 6: Final answer
    x = 9,513.00

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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.