Home / 5,432.46-8,144.70-1,732.56

Finding the Fourth Proportional to 5,432.46, 8,144.70 and 1,732.56

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Solution

The fourth proportional to 5,432.46, 8,144.70 and 1,732.56 is: 2,597.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,432.46 : 8,144.70 = 1,732.56 : x
  2. Step 2: Convert to fraction form
    5,432.46/8,144.70 = 1,732.56/x
  3. Step 3: Cross multiply
    5,432.46x = 8,144.70 × 1,732.56
  4. Step 4: Simplify right side
    5,432.46x = 14,111,181.43
  5. Step 5: Solve for x
    x = 14,111,181.43/5,432.46
  6. Step 6: Final answer
    x = 2,597.57

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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.