Home / 5,710.54-8,566.62-1,815.28

Finding the Fourth Proportional to 5,710.54, 8,566.62 and 1,815.28

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Solution

The fourth proportional to 5,710.54, 8,566.62 and 1,815.28 is: 2,723.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,710.54 : 8,566.62 = 1,815.28 : x
  2. Step 2: Convert to fraction form
    5,710.54/8,566.62 = 1,815.28/x
  3. Step 3: Cross multiply
    5,710.54x = 8,566.62 × 1,815.28
  4. Step 4: Simplify right side
    5,710.54x = 15,550,813.95
  5. Step 5: Solve for x
    x = 15,550,813.95/5,710.54
  6. Step 6: Final answer
    x = 2,723.18

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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.