Home / 8,528.56-12,792.76-3,334.40

Finding the Fourth Proportional to 8,528.56, 12,792.76 and 3,334.40

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Solution

The fourth proportional to 8,528.56, 12,792.76 and 3,334.40 is: 5,001.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,528.56 : 12,792.76 = 3,334.40 : x
  2. Step 2: Convert to fraction form
    8,528.56/12,792.76 = 3,334.40/x
  3. Step 3: Cross multiply
    8,528.56x = 12,792.76 × 3,334.40
  4. Step 4: Simplify right side
    8,528.56x = 42,656,178.94
  5. Step 5: Solve for x
    x = 42,656,178.94/8,528.56
  6. Step 6: Final answer
    x = 5,001.57

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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.