Home / 3,773.45-5,207.51-2,281.07

Finding the Fourth Proportional to 3,773.45, 5,207.51 and 2,281.07

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Solution

The fourth proportional to 3,773.45, 5,207.51 and 2,281.07 is: 3,147.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,773.45 : 5,207.51 = 2,281.07 : x
  2. Step 2: Convert to fraction form
    3,773.45/5,207.51 = 2,281.07/x
  3. Step 3: Cross multiply
    3,773.45x = 5,207.51 × 2,281.07
  4. Step 4: Simplify right side
    3,773.45x = 11,878,683.43
  5. Step 5: Solve for x
    x = 11,878,683.43/3,773.45
  6. Step 6: Final answer
    x = 3,147.96

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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.