Home / 5,261.79-7,903.61-4,173.75

Finding the Fourth Proportional to 5,261.79, 7,903.61 and 4,173.75

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Solution

The fourth proportional to 5,261.79, 7,903.61 and 4,173.75 is: 6,269.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,261.79 : 7,903.61 = 4,173.75 : x
  2. Step 2: Convert to fraction form
    5,261.79/7,903.61 = 4,173.75/x
  3. Step 3: Cross multiply
    5,261.79x = 7,903.61 × 4,173.75
  4. Step 4: Simplify right side
    5,261.79x = 32,987,732.31
  5. Step 5: Solve for x
    x = 32,987,732.31/5,261.79
  6. Step 6: Final answer
    x = 6,269.30

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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.