Home / 5,216.32-7,825.20-1,754.56

Finding the Fourth Proportional to 5,216.32, 7,825.20 and 1,754.56

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Solution

The fourth proportional to 5,216.32, 7,825.20 and 1,754.56 is: 2,632.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,216.32 : 7,825.20 = 1,754.56 : x
  2. Step 2: Convert to fraction form
    5,216.32/7,825.20 = 1,754.56/x
  3. Step 3: Cross multiply
    5,216.32x = 7,825.20 × 1,754.56
  4. Step 4: Simplify right side
    5,216.32x = 13,729,782.91
  5. Step 5: Solve for x
    x = 13,729,782.91/5,216.32
  6. Step 6: Final answer
    x = 2,632.08

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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.