Home / 5,675.51-8,514.15-2,389.53

Finding the Fourth Proportional to 5,675.51, 8,514.15 and 2,389.53

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Solution

The fourth proportional to 5,675.51, 8,514.15 and 2,389.53 is: 3,584.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,675.51 : 8,514.15 = 2,389.53 : x
  2. Step 2: Convert to fraction form
    5,675.51/8,514.15 = 2,389.53/x
  3. Step 3: Cross multiply
    5,675.51x = 8,514.15 × 2,389.53
  4. Step 4: Simplify right side
    5,675.51x = 20,344,816.85
  5. Step 5: Solve for x
    x = 20,344,816.85/5,675.51
  6. Step 6: Final answer
    x = 3,584.67

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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.