Home / 8,184.16-12,276.40-2,028

Finding the Fourth Proportional to 8,184.16, 12,276.40 and 2,028

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Solution

The fourth proportional to 8,184.16, 12,276.40 and 2,028 is: 3,042.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,184.16 : 12,276.40 = 2,028 : x
  2. Step 2: Convert to fraction form
    8,184.16/12,276.40 = 2,028/x
  3. Step 3: Cross multiply
    8,184.16x = 12,276.40 × 2,028
  4. Step 4: Simplify right side
    8,184.16x = 24,896,539.20
  5. Step 5: Solve for x
    x = 24,896,539.20/8,184.16
  6. Step 6: Final answer
    x = 3,042.04

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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.