Home / 6,495.64-9,741.36-2,112.16

Finding the Fourth Proportional to 6,495.64, 9,741.36 and 2,112.16

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Solution

The fourth proportional to 6,495.64, 9,741.36 and 2,112.16 is: 3,167.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,495.64 : 9,741.36 = 2,112.16 : x
  2. Step 2: Convert to fraction form
    6,495.64/9,741.36 = 2,112.16/x
  3. Step 3: Cross multiply
    6,495.64x = 9,741.36 × 2,112.16
  4. Step 4: Simplify right side
    6,495.64x = 20,575,310.94
  5. Step 5: Solve for x
    x = 20,575,310.94/6,495.64
  6. Step 6: Final answer
    x = 3,167.56

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1.5x scale

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.