Home / 5,451.81-8,176.50-2,528.52

Finding the Fourth Proportional to 5,451.81, 8,176.50 and 2,528.52

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Solution

The fourth proportional to 5,451.81, 8,176.50 and 2,528.52 is: 3,792.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,451.81 : 8,176.50 = 2,528.52 : x
  2. Step 2: Convert to fraction form
    5,451.81/8,176.50 = 2,528.52/x
  3. Step 3: Cross multiply
    5,451.81x = 8,176.50 × 2,528.52
  4. Step 4: Simplify right side
    5,451.81x = 20,674,443.78
  5. Step 5: Solve for x
    x = 20,674,443.78/5,451.81
  6. Step 6: Final answer
    x = 3,792.22

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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.