Home / 10,749.45-16,127.17-4,508.00

Finding the Fourth Proportional to 10,749.45, 16,127.17 and 4,508.00

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Solution

The fourth proportional to 10,749.45, 16,127.17 and 4,508.00 is: 6,763.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,749.45 : 16,127.17 = 4,508.00 : x
  2. Step 2: Convert to fraction form
    10,749.45/16,127.17 = 4,508.00/x
  3. Step 3: Cross multiply
    10,749.45x = 16,127.17 × 4,508.00
  4. Step 4: Simplify right side
    10,749.45x = 72,701,250.93
  5. Step 5: Solve for x
    x = 72,701,250.93/10,749.45
  6. Step 6: Final answer
    x = 6,763.25

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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.