Home / 5,769.66-8,649.63-2,305.02

Finding the Fourth Proportional to 5,769.66, 8,649.63 and 2,305.02

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Solution

The fourth proportional to 5,769.66, 8,649.63 and 2,305.02 is: 3,455.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,769.66 : 8,649.63 = 2,305.02 : x
  2. Step 2: Convert to fraction form
    5,769.66/8,649.63 = 2,305.02/x
  3. Step 3: Cross multiply
    5,769.66x = 8,649.63 × 2,305.02
  4. Step 4: Simplify right side
    5,769.66x = 19,937,570.14
  5. Step 5: Solve for x
    x = 19,937,570.14/5,769.66
  6. Step 6: Final answer
    x = 3,455.59

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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.