Home / 4,985.56-7,463.76-3,938.24

Finding the Fourth Proportional to 4,985.56, 7,463.76 and 3,938.24

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Solution

The fourth proportional to 4,985.56, 7,463.76 and 3,938.24 is: 5,895.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,985.56 : 7,463.76 = 3,938.24 : x
  2. Step 2: Convert to fraction form
    4,985.56/7,463.76 = 3,938.24/x
  3. Step 3: Cross multiply
    4,985.56x = 7,463.76 × 3,938.24
  4. Step 4: Simplify right side
    4,985.56x = 29,394,078.18
  5. Step 5: Solve for x
    x = 29,394,078.18/4,985.56
  6. Step 6: Final answer
    x = 5,895.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.