Home / 11,652.48-16,077.96-6,938.28

Finding the Fourth Proportional to 11,652.48, 16,077.96 and 6,938.28

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Solution

The fourth proportional to 11,652.48, 16,077.96 and 6,938.28 is: 9,573.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,652.48 : 16,077.96 = 6,938.28 : x
  2. Step 2: Convert to fraction form
    11,652.48/16,077.96 = 6,938.28/x
  3. Step 3: Cross multiply
    11,652.48x = 16,077.96 × 6,938.28
  4. Step 4: Simplify right side
    11,652.48x = 111,553,388.31
  5. Step 5: Solve for x
    x = 111,553,388.31/11,652.48
  6. Step 6: Final answer
    x = 9,573.36

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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.