Home / 8,630.02-12,941.74-3,082.33

Finding the Fourth Proportional to 8,630.02, 12,941.74 and 3,082.33

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Solution

The fourth proportional to 8,630.02, 12,941.74 and 3,082.33 is: 4,622.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,630.02 : 12,941.74 = 3,082.33 : x
  2. Step 2: Convert to fraction form
    8,630.02/12,941.74 = 3,082.33/x
  3. Step 3: Cross multiply
    8,630.02x = 12,941.74 × 3,082.33
  4. Step 4: Simplify right side
    8,630.02x = 39,890,713.45
  5. Step 5: Solve for x
    x = 39,890,713.45/8,630.02
  6. Step 6: Final answer
    x = 4,622.32

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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.