Home / 3,497.67-5,245.02-1,418.13

Finding the Fourth Proportional to 3,497.67, 5,245.02 and 1,418.13

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Solution

The fourth proportional to 3,497.67, 5,245.02 and 1,418.13 is: 2,126.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,497.67 : 5,245.02 = 1,418.13 : x
  2. Step 2: Convert to fraction form
    3,497.67/5,245.02 = 1,418.13/x
  3. Step 3: Cross multiply
    3,497.67x = 5,245.02 × 1,418.13
  4. Step 4: Simplify right side
    3,497.67x = 7,438,120.21
  5. Step 5: Solve for x
    x = 7,438,120.21/3,497.67
  6. Step 6: Final answer
    x = 2,126.59

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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.