Home / 5,235.28-7,852.46-3,141.23

Finding the Fourth Proportional to 5,235.28, 7,852.46 and 3,141.23

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Solution

The fourth proportional to 5,235.28, 7,852.46 and 3,141.23 is: 4,711.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,235.28 : 7,852.46 = 3,141.23 : x
  2. Step 2: Convert to fraction form
    5,235.28/7,852.46 = 3,141.23/x
  3. Step 3: Cross multiply
    5,235.28x = 7,852.46 × 3,141.23
  4. Step 4: Simplify right side
    5,235.28x = 24,666,327.96
  5. Step 5: Solve for x
    x = 24,666,327.96/5,235.28
  6. Step 6: Final answer
    x = 4,711.56

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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.