Home / 5,938.24-8,193.85-3,420.46

Finding the Fourth Proportional to 5,938.24, 8,193.85 and 3,420.46

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Solution

The fourth proportional to 5,938.24, 8,193.85 and 3,420.46 is: 4,719.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,938.24 : 8,193.85 = 3,420.46 : x
  2. Step 2: Convert to fraction form
    5,938.24/8,193.85 = 3,420.46/x
  3. Step 3: Cross multiply
    5,938.24x = 8,193.85 × 3,420.46
  4. Step 4: Simplify right side
    5,938.24x = 28,026,736.17
  5. Step 5: Solve for x
    x = 28,026,736.17/5,938.24
  6. Step 6: Final answer
    x = 4,719.70

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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.