Home / 5,726.36-8,590.08-1,829.84

Finding the Fourth Proportional to 5,726.36, 8,590.08 and 1,829.84

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Solution

The fourth proportional to 5,726.36, 8,590.08 and 1,829.84 is: 2,744.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,726.36 : 8,590.08 = 1,829.84 : x
  2. Step 2: Convert to fraction form
    5,726.36/8,590.08 = 1,829.84/x
  3. Step 3: Cross multiply
    5,726.36x = 8,590.08 × 1,829.84
  4. Step 4: Simplify right side
    5,726.36x = 15,718,471.99
  5. Step 5: Solve for x
    x = 15,718,471.99/5,726.36
  6. Step 6: Final answer
    x = 2,744.93

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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.