Home / 8,409.54-12,606.76-3,476.02

Finding the Fourth Proportional to 8,409.54, 12,606.76 and 3,476.02

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Solution

The fourth proportional to 8,409.54, 12,606.76 and 3,476.02 is: 5,210.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,409.54 : 12,606.76 = 3,476.02 : x
  2. Step 2: Convert to fraction form
    8,409.54/12,606.76 = 3,476.02/x
  3. Step 3: Cross multiply
    8,409.54x = 12,606.76 × 3,476.02
  4. Step 4: Simplify right side
    8,409.54x = 43,821,349.90
  5. Step 5: Solve for x
    x = 43,821,349.90/8,409.54
  6. Step 6: Final answer
    x = 5,210.91

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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.