Home / 8,180.30-12,246.15-5,410.10

Finding the Fourth Proportional to 8,180.30, 12,246.15 and 5,410.10

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Solution

The fourth proportional to 8,180.30, 12,246.15 and 5,410.10 is: 8,099.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,180.30 : 12,246.15 = 5,410.10 : x
  2. Step 2: Convert to fraction form
    8,180.30/12,246.15 = 5,410.10/x
  3. Step 3: Cross multiply
    8,180.30x = 12,246.15 × 5,410.10
  4. Step 4: Simplify right side
    8,180.30x = 66,252,896.12
  5. Step 5: Solve for x
    x = 66,252,896.12/8,180.30
  6. Step 6: Final answer
    x = 8,099.08

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1.5x scale

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.