Home / 5,788-8,686.66-3,015.50

Finding the Fourth Proportional to 5,788, 8,686.66 and 3,015.50

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Solution

The fourth proportional to 5,788, 8,686.66 and 3,015.50 is: 4,525.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,788 : 8,686.66 = 3,015.50 : x
  2. Step 2: Convert to fraction form
    5,788/8,686.66 = 3,015.50/x
  3. Step 3: Cross multiply
    5,788x = 8,686.66 × 3,015.50
  4. Step 4: Simplify right side
    5,788x = 26,194,608.15
  5. Step 5: Solve for x
    x = 26,194,608.15/5,788
  6. Step 6: Final answer
    x = 4,525.68

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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.