Home / 6,359.21-9,539.01-1,976.69

Finding the Fourth Proportional to 6,359.21, 9,539.01 and 1,976.69

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Solution

The fourth proportional to 6,359.21, 9,539.01 and 1,976.69 is: 2,965.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,359.21 : 9,539.01 = 1,976.69 : x
  2. Step 2: Convert to fraction form
    6,359.21/9,539.01 = 1,976.69/x
  3. Step 3: Cross multiply
    6,359.21x = 9,539.01 × 1,976.69
  4. Step 4: Simplify right side
    6,359.21x = 18,855,665.68
  5. Step 5: Solve for x
    x = 18,855,665.68/6,359.21
  6. Step 6: Final answer
    x = 2,965.10

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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.