Home / 8,328.76-11,474.17-5,806.29

Finding the Fourth Proportional to 8,328.76, 11,474.17 and 5,806.29

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Solution

The fourth proportional to 8,328.76, 11,474.17 and 5,806.29 is: 7,999.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,328.76 : 11,474.17 = 5,806.29 : x
  2. Step 2: Convert to fraction form
    8,328.76/11,474.17 = 5,806.29/x
  3. Step 3: Cross multiply
    8,328.76x = 11,474.17 × 5,806.29
  4. Step 4: Simplify right side
    8,328.76x = 66,622,358.53
  5. Step 5: Solve for x
    x = 66,622,358.53/8,328.76
  6. Step 6: Final answer
    x = 7,999.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.