Home / 10,752.77-16,120.96-4,905.29

Finding the Fourth Proportional to 10,752.77, 16,120.96 and 4,905.29

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Solution

The fourth proportional to 10,752.77, 16,120.96 and 4,905.29 is: 7,354.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,752.77 : 16,120.96 = 4,905.29 : x
  2. Step 2: Convert to fraction form
    10,752.77/16,120.96 = 4,905.29/x
  3. Step 3: Cross multiply
    10,752.77x = 16,120.96 × 4,905.29
  4. Step 4: Simplify right side
    10,752.77x = 79,078,011.92
  5. Step 5: Solve for x
    x = 79,078,011.92/10,752.77
  6. Step 6: Final answer
    x = 7,354.20

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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.