Home / 5,795.68-8,686.80-2,669.12

Finding the Fourth Proportional to 5,795.68, 8,686.80 and 2,669.12

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Solution

The fourth proportional to 5,795.68, 8,686.80 and 2,669.12 is: 4,000.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,795.68 : 8,686.80 = 2,669.12 : x
  2. Step 2: Convert to fraction form
    5,795.68/8,686.80 = 2,669.12/x
  3. Step 3: Cross multiply
    5,795.68x = 8,686.80 × 2,669.12
  4. Step 4: Simplify right side
    5,795.68x = 23,186,111.62
  5. Step 5: Solve for x
    x = 23,186,111.62/5,795.68
  6. Step 6: Final answer
    x = 4,000.59

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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.