Home / 5,726.12-8,588.64-1,829.84

Finding the Fourth Proportional to 5,726.12, 8,588.64 and 1,829.84

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Solution

The fourth proportional to 5,726.12, 8,588.64 and 1,829.84 is: 2,744.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,726.12 : 8,588.64 = 1,829.84 : x
  2. Step 2: Convert to fraction form
    5,726.12/8,588.64 = 1,829.84/x
  3. Step 3: Cross multiply
    5,726.12x = 8,588.64 × 1,829.84
  4. Step 4: Simplify right side
    5,726.12x = 15,715,837.02
  5. Step 5: Solve for x
    x = 15,715,837.02/5,726.12
  6. Step 6: Final answer
    x = 2,744.59

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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.