Home / 11,929.48-16,461.43-6,893.30

Finding the Fourth Proportional to 11,929.48, 16,461.43 and 6,893.30

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Solution

The fourth proportional to 11,929.48, 16,461.43 and 6,893.30 is: 9,512.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,929.48 : 16,461.43 = 6,893.30 : x
  2. Step 2: Convert to fraction form
    11,929.48/16,461.43 = 6,893.30/x
  3. Step 3: Cross multiply
    11,929.48x = 16,461.43 × 6,893.30
  4. Step 4: Simplify right side
    11,929.48x = 113,473,599.34
  5. Step 5: Solve for x
    x = 113,473,599.34/11,929.48
  6. Step 6: Final answer
    x = 9,512.03

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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.