Home / 6,145.21-9,214.56-2,680.57

Finding the Fourth Proportional to 6,145.21, 9,214.56 and 2,680.57

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Solution

The fourth proportional to 6,145.21, 9,214.56 and 2,680.57 is: 4,019.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,145.21 : 9,214.56 = 2,680.57 : x
  2. Step 2: Convert to fraction form
    6,145.21/9,214.56 = 2,680.57/x
  3. Step 3: Cross multiply
    6,145.21x = 9,214.56 × 2,680.57
  4. Step 4: Simplify right side
    6,145.21x = 24,700,273.10
  5. Step 5: Solve for x
    x = 24,700,273.10/6,145.21
  6. Step 6: Final answer
    x = 4,019.44

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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.