Home / 2,313.96-3,192.37-1,416.88

Finding the Fourth Proportional to 2,313.96, 3,192.37 and 1,416.88

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Solution

The fourth proportional to 2,313.96, 3,192.37 and 1,416.88 is: 1,954.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,313.96 : 3,192.37 = 1,416.88 : x
  2. Step 2: Convert to fraction form
    2,313.96/3,192.37 = 1,416.88/x
  3. Step 3: Cross multiply
    2,313.96x = 3,192.37 × 1,416.88
  4. Step 4: Simplify right side
    2,313.96x = 4,523,205.21
  5. Step 5: Solve for x
    x = 4,523,205.21/2,313.96
  6. Step 6: Final answer
    x = 1,954.75

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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.