Home / 10,876.43-16,291.83-6,925.67

Finding the Fourth Proportional to 10,876.43, 16,291.83 and 6,925.67

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Solution

The fourth proportional to 10,876.43, 16,291.83 and 6,925.67 is: 10,373.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,876.43 : 16,291.83 = 6,925.67 : x
  2. Step 2: Convert to fraction form
    10,876.43/16,291.83 = 6,925.67/x
  3. Step 3: Cross multiply
    10,876.43x = 16,291.83 × 6,925.67
  4. Step 4: Simplify right side
    10,876.43x = 112,831,838.28
  5. Step 5: Solve for x
    x = 112,831,838.28/10,876.43
  6. Step 6: Final answer
    x = 10,373.98

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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.