Home / 8,736.04-13,101.78-4,350.28

Finding the Fourth Proportional to 8,736.04, 13,101.78 and 4,350.28

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Solution

The fourth proportional to 8,736.04, 13,101.78 and 4,350.28 is: 6,524.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,736.04 : 13,101.78 = 4,350.28 : x
  2. Step 2: Convert to fraction form
    8,736.04/13,101.78 = 4,350.28/x
  3. Step 3: Cross multiply
    8,736.04x = 13,101.78 × 4,350.28
  4. Step 4: Simplify right side
    8,736.04x = 56,996,411.50
  5. Step 5: Solve for x
    x = 56,996,411.50/8,736.04
  6. Step 6: Final answer
    x = 6,524.28

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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.