Home / 3,397.44-4,687.02-2,347.68

Finding the Fourth Proportional to 3,397.44, 4,687.02 and 2,347.68

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Solution

The fourth proportional to 3,397.44, 4,687.02 and 2,347.68 is: 3,238.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,397.44 : 4,687.02 = 2,347.68 : x
  2. Step 2: Convert to fraction form
    3,397.44/4,687.02 = 2,347.68/x
  3. Step 3: Cross multiply
    3,397.44x = 4,687.02 × 2,347.68
  4. Step 4: Simplify right side
    3,397.44x = 11,003,623.11
  5. Step 5: Solve for x
    x = 11,003,623.11/3,397.44
  6. Step 6: Final answer
    x = 3,238.80

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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.