Home / 6,454.30-9,682.46-2,756.55

Finding the Fourth Proportional to 6,454.30, 9,682.46 and 2,756.55

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Solution

The fourth proportional to 6,454.30, 9,682.46 and 2,756.55 is: 4,135.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,454.30 : 9,682.46 = 2,756.55 : x
  2. Step 2: Convert to fraction form
    6,454.30/9,682.46 = 2,756.55/x
  3. Step 3: Cross multiply
    6,454.30x = 9,682.46 × 2,756.55
  4. Step 4: Simplify right side
    6,454.30x = 26,690,185.11
  5. Step 5: Solve for x
    x = 26,690,185.11/6,454.30
  6. Step 6: Final answer
    x = 4,135.26

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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.