Home / 8,829.02-12,164.82-6,590

Finding the Fourth Proportional to 8,829.02, 12,164.82 and 6,590

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Solution

The fourth proportional to 8,829.02, 12,164.82 and 6,590 is: 9,079.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,829.02 : 12,164.82 = 6,590 : x
  2. Step 2: Convert to fraction form
    8,829.02/12,164.82 = 6,590/x
  3. Step 3: Cross multiply
    8,829.02x = 12,164.82 × 6,590
  4. Step 4: Simplify right side
    8,829.02x = 80,166,163.80
  5. Step 5: Solve for x
    x = 80,166,163.80/8,829.02
  6. Step 6: Final answer
    x = 9,079.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.