Home / 5,461.02-8,185.05-4,813.02

Finding the Fourth Proportional to 5,461.02, 8,185.05 and 4,813.02

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Solution

The fourth proportional to 5,461.02, 8,185.05 and 4,813.02 is: 7,213.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,461.02 : 8,185.05 = 4,813.02 : x
  2. Step 2: Convert to fraction form
    5,461.02/8,185.05 = 4,813.02/x
  3. Step 3: Cross multiply
    5,461.02x = 8,185.05 × 4,813.02
  4. Step 4: Simplify right side
    5,461.02x = 39,394,809.35
  5. Step 5: Solve for x
    x = 39,394,809.35/5,461.02
  6. Step 6: Final answer
    x = 7,213.82

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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.