Home / 11,313.04-16,946.91-5,395.68

Finding the Fourth Proportional to 11,313.04, 16,946.91 and 5,395.68

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Solution

The fourth proportional to 11,313.04, 16,946.91 and 5,395.68 is: 8,082.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,313.04 : 16,946.91 = 5,395.68 : x
  2. Step 2: Convert to fraction form
    11,313.04/16,946.91 = 5,395.68/x
  3. Step 3: Cross multiply
    11,313.04x = 16,946.91 × 5,395.68
  4. Step 4: Simplify right side
    11,313.04x = 91,440,166.90
  5. Step 5: Solve for x
    x = 91,440,166.90/11,313.04
  6. Step 6: Final answer
    x = 8,082.72

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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.