Home / 1,558.11-2,336.76-462.22

Finding the Fourth Proportional to 1,558.11, 2,336.76 and 462.22

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Solution

The fourth proportional to 1,558.11, 2,336.76 and 462.22 is: 693.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,558.11 : 2,336.76 = 462.22 : x
  2. Step 2: Convert to fraction form
    1,558.11/2,336.76 = 462.22/x
  3. Step 3: Cross multiply
    1,558.11x = 2,336.76 × 462.22
  4. Step 4: Simplify right side
    1,558.11x = 1,080,091.37
  5. Step 5: Solve for x
    x = 1,080,091.37/1,558.11
  6. Step 6: Final answer
    x = 693.21

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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.