Home / 10,236.48-15,354.72-3,664.55

Finding the Fourth Proportional to 10,236.48, 15,354.72 and 3,664.55

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Solution

The fourth proportional to 10,236.48, 15,354.72 and 3,664.55 is: 5,496.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,236.48 : 15,354.72 = 3,664.55 : x
  2. Step 2: Convert to fraction form
    10,236.48/15,354.72 = 3,664.55/x
  3. Step 3: Cross multiply
    10,236.48x = 15,354.72 × 3,664.55
  4. Step 4: Simplify right side
    10,236.48x = 56,268,062.40
  5. Step 5: Solve for x
    x = 56,268,062.40/10,236.48
  6. Step 6: Final answer
    x = 5,496.82

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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.