Home / 5,241.24-7,233.84-3,145.50

Finding the Fourth Proportional to 5,241.24, 7,233.84 and 3,145.50

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Solution

The fourth proportional to 5,241.24, 7,233.84 and 3,145.50 is: 4,341.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,241.24 : 7,233.84 = 3,145.50 : x
  2. Step 2: Convert to fraction form
    5,241.24/7,233.84 = 3,145.50/x
  3. Step 3: Cross multiply
    5,241.24x = 7,233.84 × 3,145.50
  4. Step 4: Simplify right side
    5,241.24x = 22,754,043.72
  5. Step 5: Solve for x
    x = 22,754,043.72/5,241.24
  6. Step 6: Final answer
    x = 4,341.35

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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.