Home / 5,476.23-8,214.66-1,580.55

Finding the Fourth Proportional to 5,476.23, 8,214.66 and 1,580.55

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Solution

The fourth proportional to 5,476.23, 8,214.66 and 1,580.55 is: 2,370.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,476.23 : 8,214.66 = 1,580.55 : x
  2. Step 2: Convert to fraction form
    5,476.23/8,214.66 = 1,580.55/x
  3. Step 3: Cross multiply
    5,476.23x = 8,214.66 × 1,580.55
  4. Step 4: Simplify right side
    5,476.23x = 12,983,680.86
  5. Step 5: Solve for x
    x = 12,983,680.86/5,476.23
  6. Step 6: Final answer
    x = 2,370.92

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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.