Home / 10,856.18-16,265.68-5,929.28

Finding the Fourth Proportional to 10,856.18, 16,265.68 and 5,929.28

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Solution

The fourth proportional to 10,856.18, 16,265.68 and 5,929.28 is: 8,883.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,856.18 : 16,265.68 = 5,929.28 : x
  2. Step 2: Convert to fraction form
    10,856.18/16,265.68 = 5,929.28/x
  3. Step 3: Cross multiply
    10,856.18x = 16,265.68 × 5,929.28
  4. Step 4: Simplify right side
    10,856.18x = 96,443,771.11
  5. Step 5: Solve for x
    x = 96,443,771.11/10,856.18
  6. Step 6: Final answer
    x = 8,883.77

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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.