Home / 5,521.96-8,281.74-1,823.31

Finding the Fourth Proportional to 5,521.96, 8,281.74 and 1,823.31

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Solution

The fourth proportional to 5,521.96, 8,281.74 and 1,823.31 is: 2,734.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,521.96 : 8,281.74 = 1,823.31 : x
  2. Step 2: Convert to fraction form
    5,521.96/8,281.74 = 1,823.31/x
  3. Step 3: Cross multiply
    5,521.96x = 8,281.74 × 1,823.31
  4. Step 4: Simplify right side
    5,521.96x = 15,100,186.20
  5. Step 5: Solve for x
    x = 15,100,186.20/5,521.96
  6. Step 6: Final answer
    x = 2,734.57

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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.