Home / 8,239.13-12,360.52-4,539.46

Finding the Fourth Proportional to 8,239.13, 12,360.52 and 4,539.46

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Solution

The fourth proportional to 8,239.13, 12,360.52 and 4,539.46 is: 6,810.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,239.13 : 12,360.52 = 4,539.46 : x
  2. Step 2: Convert to fraction form
    8,239.13/12,360.52 = 4,539.46/x
  3. Step 3: Cross multiply
    8,239.13x = 12,360.52 × 4,539.46
  4. Step 4: Simplify right side
    8,239.13x = 56,110,043.87
  5. Step 5: Solve for x
    x = 56,110,043.87/8,239.13
  6. Step 6: Final answer
    x = 6,810.19

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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.