Home / 8,729.40-13,097.46-4,051.80

Finding the Fourth Proportional to 8,729.40, 13,097.46 and 4,051.80

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Solution

The fourth proportional to 8,729.40, 13,097.46 and 4,051.80 is: 6,079.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,729.40 : 13,097.46 = 4,051.80 : x
  2. Step 2: Convert to fraction form
    8,729.40/13,097.46 = 4,051.80/x
  3. Step 3: Cross multiply
    8,729.40x = 13,097.46 × 4,051.80
  4. Step 4: Simplify right side
    8,729.40x = 53,068,288.43
  5. Step 5: Solve for x
    x = 53,068,288.43/8,729.40
  6. Step 6: Final answer
    x = 6,079.26

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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.