Home / 8,390.46-11,579.16-4,806.00

Finding the Fourth Proportional to 8,390.46, 11,579.16 and 4,806.00

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Solution

The fourth proportional to 8,390.46, 11,579.16 and 4,806.00 is: 6,632.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,390.46 : 11,579.16 = 4,806.00 : x
  2. Step 2: Convert to fraction form
    8,390.46/11,579.16 = 4,806.00/x
  3. Step 3: Cross multiply
    8,390.46x = 11,579.16 × 4,806.00
  4. Step 4: Simplify right side
    8,390.46x = 55,649,504.40
  5. Step 5: Solve for x
    x = 55,649,504.40/8,390.46
  6. Step 6: Final answer
    x = 6,632.48

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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.