Home / 5,476.55-8,216.03-1,580.94

Finding the Fourth Proportional to 5,476.55, 8,216.03 and 1,580.94

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Solution

The fourth proportional to 5,476.55, 8,216.03 and 1,580.94 is: 2,371.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,476.55 : 8,216.03 = 1,580.94 : x
  2. Step 2: Convert to fraction form
    5,476.55/8,216.03 = 1,580.94/x
  3. Step 3: Cross multiply
    5,476.55x = 8,216.03 × 1,580.94
  4. Step 4: Simplify right side
    5,476.55x = 12,989,042.56
  5. Step 5: Solve for x
    x = 12,989,042.56/5,476.55
  6. Step 6: Final answer
    x = 2,371.76

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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.