Home / 10,976.77-16,465.85-4,402.11

Finding the Fourth Proportional to 10,976.77, 16,465.85 and 4,402.11

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Solution

The fourth proportional to 10,976.77, 16,465.85 and 4,402.11 is: 6,603.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,976.77 : 16,465.85 = 4,402.11 : x
  2. Step 2: Convert to fraction form
    10,976.77/16,465.85 = 4,402.11/x
  3. Step 3: Cross multiply
    10,976.77x = 16,465.85 × 4,402.11
  4. Step 4: Simplify right side
    10,976.77x = 72,484,400.26
  5. Step 5: Solve for x
    x = 72,484,400.26/10,976.77
  6. Step 6: Final answer
    x = 6,603.43

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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.