Home / 6,781.64-10,172.46-2,883.32

Finding the Fourth Proportional to 6,781.64, 10,172.46 and 2,883.32

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Solution

The fourth proportional to 6,781.64, 10,172.46 and 2,883.32 is: 4,324.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,781.64 : 10,172.46 = 2,883.32 : x
  2. Step 2: Convert to fraction form
    6,781.64/10,172.46 = 2,883.32/x
  3. Step 3: Cross multiply
    6,781.64x = 10,172.46 × 2,883.32
  4. Step 4: Simplify right side
    6,781.64x = 29,330,457.37
  5. Step 5: Solve for x
    x = 29,330,457.37/6,781.64
  6. Step 6: Final answer
    x = 4,324.98

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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.