Home / 8,513.03-12,775.02-4,817.91

Finding the Fourth Proportional to 8,513.03, 12,775.02 and 4,817.91

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Solution

The fourth proportional to 8,513.03, 12,775.02 and 4,817.91 is: 7,229.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,513.03 : 12,775.02 = 4,817.91 : x
  2. Step 2: Convert to fraction form
    8,513.03/12,775.02 = 4,817.91/x
  3. Step 3: Cross multiply
    8,513.03x = 12,775.02 × 4,817.91
  4. Step 4: Simplify right side
    8,513.03x = 61,548,896.61
  5. Step 5: Solve for x
    x = 61,548,896.61/8,513.03
  6. Step 6: Final answer
    x = 7,229.97

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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.