Home / 4,493.90-6,195.53-3,147.71

Finding the Fourth Proportional to 4,493.90, 6,195.53 and 3,147.71

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Solution

The fourth proportional to 4,493.90, 6,195.53 and 3,147.71 is: 4,339.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,493.90 : 6,195.53 = 3,147.71 : x
  2. Step 2: Convert to fraction form
    4,493.90/6,195.53 = 3,147.71/x
  3. Step 3: Cross multiply
    4,493.90x = 6,195.53 × 3,147.71
  4. Step 4: Simplify right side
    4,493.90x = 19,501,685.02
  5. Step 5: Solve for x
    x = 19,501,685.02/4,493.90
  6. Step 6: Final answer
    x = 4,339.60

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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.