Home / 7,946.29-11,911.33-3,263.68

Finding the Fourth Proportional to 7,946.29, 11,911.33 and 3,263.68

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Solution

The fourth proportional to 7,946.29, 11,911.33 and 3,263.68 is: 4,892.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,946.29 : 11,911.33 = 3,263.68 : x
  2. Step 2: Convert to fraction form
    7,946.29/11,911.33 = 3,263.68/x
  3. Step 3: Cross multiply
    7,946.29x = 11,911.33 × 3,263.68
  4. Step 4: Simplify right side
    7,946.29x = 38,874,769.49
  5. Step 5: Solve for x
    x = 38,874,769.49/7,946.29
  6. Step 6: Final answer
    x = 4,892.19

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1.5x scale

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.