Home / 10,914.40-16,373.28-4,341.28

Finding the Fourth Proportional to 10,914.40, 16,373.28 and 4,341.28

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Solution

The fourth proportional to 10,914.40, 16,373.28 and 4,341.28 is: 6,512.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,914.40 : 16,373.28 = 4,341.28 : x
  2. Step 2: Convert to fraction form
    10,914.40/16,373.28 = 4,341.28/x
  3. Step 3: Cross multiply
    10,914.40x = 16,373.28 × 4,341.28
  4. Step 4: Simplify right side
    10,914.40x = 71,080,993.00
  5. Step 5: Solve for x
    x = 71,080,993.00/10,914.40
  6. Step 6: Final answer
    x = 6,512.59

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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.