Home / 10,653.16-15,975.62-3,255.32

Finding the Fourth Proportional to 10,653.16, 15,975.62 and 3,255.32

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Solution

The fourth proportional to 10,653.16, 15,975.62 and 3,255.32 is: 4,881.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,653.16 : 15,975.62 = 3,255.32 : x
  2. Step 2: Convert to fraction form
    10,653.16/15,975.62 = 3,255.32/x
  3. Step 3: Cross multiply
    10,653.16x = 15,975.62 × 3,255.32
  4. Step 4: Simplify right side
    10,653.16x = 52,005,755.30
  5. Step 5: Solve for x
    x = 52,005,755.30/10,653.16
  6. Step 6: Final answer
    x = 4,881.72

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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.