Home / 8,359.48-12,539.10-2,814.04

Finding the Fourth Proportional to 8,359.48, 12,539.10 and 2,814.04

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Solution

The fourth proportional to 8,359.48, 12,539.10 and 2,814.04 is: 4,221.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,359.48 : 12,539.10 = 2,814.04 : x
  2. Step 2: Convert to fraction form
    8,359.48/12,539.10 = 2,814.04/x
  3. Step 3: Cross multiply
    8,359.48x = 12,539.10 × 2,814.04
  4. Step 4: Simplify right side
    8,359.48x = 35,285,528.96
  5. Step 5: Solve for x
    x = 35,285,528.96/8,359.48
  6. Step 6: Final answer
    x = 4,221.02

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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.