Home / 5,753.52-8,632.80-4,120.56

Finding the Fourth Proportional to 5,753.52, 8,632.80 and 4,120.56

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Solution

The fourth proportional to 5,753.52, 8,632.80 and 4,120.56 is: 6,182.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,753.52 : 8,632.80 = 4,120.56 : x
  2. Step 2: Convert to fraction form
    5,753.52/8,632.80 = 4,120.56/x
  3. Step 3: Cross multiply
    5,753.52x = 8,632.80 × 4,120.56
  4. Step 4: Simplify right side
    5,753.52x = 35,571,970.37
  5. Step 5: Solve for x
    x = 35,571,970.37/5,753.52
  6. Step 6: Final answer
    x = 6,182.64

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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.