Home / 5,580.46-8,370.45-1,684.75

Finding the Fourth Proportional to 5,580.46, 8,370.45 and 1,684.75

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Solution

The fourth proportional to 5,580.46, 8,370.45 and 1,684.75 is: 2,527.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,580.46 : 8,370.45 = 1,684.75 : x
  2. Step 2: Convert to fraction form
    5,580.46/8,370.45 = 1,684.75/x
  3. Step 3: Cross multiply
    5,580.46x = 8,370.45 × 1,684.75
  4. Step 4: Simplify right side
    5,580.46x = 14,102,115.64
  5. Step 5: Solve for x
    x = 14,102,115.64/5,580.46
  6. Step 6: Final answer
    x = 2,527.05

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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.