Home / 6,280.85-9,421.25-2,580.48

Finding the Fourth Proportional to 6,280.85, 9,421.25 and 2,580.48

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Solution

The fourth proportional to 6,280.85, 9,421.25 and 2,580.48 is: 3,870.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,280.85 : 9,421.25 = 2,580.48 : x
  2. Step 2: Convert to fraction form
    6,280.85/9,421.25 = 2,580.48/x
  3. Step 3: Cross multiply
    6,280.85x = 9,421.25 × 2,580.48
  4. Step 4: Simplify right side
    6,280.85x = 24,311,334.30
  5. Step 5: Solve for x
    x = 24,311,334.30/6,280.85
  6. Step 6: Final answer
    x = 3,870.71

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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.