Home / 5,938.59-8,195.07-3,420.63

Finding the Fourth Proportional to 5,938.59, 8,195.07 and 3,420.63

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Solution

The fourth proportional to 5,938.59, 8,195.07 and 3,420.63 is: 4,720.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,938.59 : 8,195.07 = 3,420.63 : x
  2. Step 2: Convert to fraction form
    5,938.59/8,195.07 = 3,420.63/x
  3. Step 3: Cross multiply
    5,938.59x = 8,195.07 × 3,420.63
  4. Step 4: Simplify right side
    5,938.59x = 28,032,302.29
  5. Step 5: Solve for x
    x = 28,032,302.29/5,938.59
  6. Step 6: Final answer
    x = 4,720.36

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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.