Home / 5,238.99-7,856.06-3,048.35

Finding the Fourth Proportional to 5,238.99, 7,856.06 and 3,048.35

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Solution

The fourth proportional to 5,238.99, 7,856.06 and 3,048.35 is: 4,571.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,238.99 : 7,856.06 = 3,048.35 : x
  2. Step 2: Convert to fraction form
    5,238.99/7,856.06 = 3,048.35/x
  3. Step 3: Cross multiply
    5,238.99x = 7,856.06 × 3,048.35
  4. Step 4: Simplify right side
    5,238.99x = 23,947,965.98
  5. Step 5: Solve for x
    x = 23,947,965.98/5,238.99
  6. Step 6: Final answer
    x = 4,571.10

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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.