Home / 5,435.74-8,152.44-2,513.62

Finding the Fourth Proportional to 5,435.74, 8,152.44 and 2,513.62

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Solution

The fourth proportional to 5,435.74, 8,152.44 and 2,513.62 is: 3,769.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,435.74 : 8,152.44 = 2,513.62 : x
  2. Step 2: Convert to fraction form
    5,435.74/8,152.44 = 2,513.62/x
  3. Step 3: Cross multiply
    5,435.74x = 8,152.44 × 2,513.62
  4. Step 4: Simplify right side
    5,435.74x = 20,492,136.23
  5. Step 5: Solve for x
    x = 20,492,136.23/5,435.74
  6. Step 6: Final answer
    x = 3,769.89

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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.