Home / 5,650.32-7,796.90-3,260.70

Finding the Fourth Proportional to 5,650.32, 7,796.90 and 3,260.70

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Solution

The fourth proportional to 5,650.32, 7,796.90 and 3,260.70 is: 4,499.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,650.32 : 7,796.90 = 3,260.70 : x
  2. Step 2: Convert to fraction form
    5,650.32/7,796.90 = 3,260.70/x
  3. Step 3: Cross multiply
    5,650.32x = 7,796.90 × 3,260.70
  4. Step 4: Simplify right side
    5,650.32x = 25,423,351.83
  5. Step 5: Solve for x
    x = 25,423,351.83/5,650.32
  6. Step 6: Final answer
    x = 4,499.45

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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.