Home / 5,621.82-7,756.91-3,262.70

Finding the Fourth Proportional to 5,621.82, 7,756.91 and 3,262.70

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Solution

The fourth proportional to 5,621.82, 7,756.91 and 3,262.70 is: 4,501.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,621.82 : 7,756.91 = 3,262.70 : x
  2. Step 2: Convert to fraction form
    5,621.82/7,756.91 = 3,262.70/x
  3. Step 3: Cross multiply
    5,621.82x = 7,756.91 × 3,262.70
  4. Step 4: Simplify right side
    5,621.82x = 25,308,415.16
  5. Step 5: Solve for x
    x = 25,308,415.16/5,621.82
  6. Step 6: Final answer
    x = 4,501.82

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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.