Home / 1,496.28-2,064.08-1,216.82

Finding the Fourth Proportional to 1,496.28, 2,064.08 and 1,216.82

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Solution

The fourth proportional to 1,496.28, 2,064.08 and 1,216.82 is: 1,678.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,496.28 : 2,064.08 = 1,216.82 : x
  2. Step 2: Convert to fraction form
    1,496.28/2,064.08 = 1,216.82/x
  3. Step 3: Cross multiply
    1,496.28x = 2,064.08 × 1,216.82
  4. Step 4: Simplify right side
    1,496.28x = 2,511,613.83
  5. Step 5: Solve for x
    x = 2,511,613.83/1,496.28
  6. Step 6: Final answer
    x = 1,678.57

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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.