Home / 1,519.22-2,096.34-846.86

Finding the Fourth Proportional to 1,519.22, 2,096.34 and 846.86

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Solution

The fourth proportional to 1,519.22, 2,096.34 and 846.86 is: 1,168.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,519.22 : 2,096.34 = 846.86 : x
  2. Step 2: Convert to fraction form
    1,519.22/2,096.34 = 846.86/x
  3. Step 3: Cross multiply
    1,519.22x = 2,096.34 × 846.86
  4. Step 4: Simplify right side
    1,519.22x = 1,775,305.36
  5. Step 5: Solve for x
    x = 1,775,305.36/1,519.22
  6. Step 6: Final answer
    x = 1,168.56

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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.