Home / 6,455.05-9,682.58-2,559.47

Finding the Fourth Proportional to 6,455.05, 9,682.58 and 2,559.47

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Solution

The fourth proportional to 6,455.05, 9,682.58 and 2,559.47 is: 3,839.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,455.05 : 9,682.58 = 2,559.47 : x
  2. Step 2: Convert to fraction form
    6,455.05/9,682.58 = 2,559.47/x
  3. Step 3: Cross multiply
    6,455.05x = 9,682.58 × 2,559.47
  4. Step 4: Simplify right side
    6,455.05x = 24,782,231.02
  5. Step 5: Solve for x
    x = 24,782,231.02/6,455.05
  6. Step 6: Final answer
    x = 3,839.20

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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.