Home / 5,749.67-8,626.32-1,854.38

Finding the Fourth Proportional to 5,749.67, 8,626.32 and 1,854.38

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Solution

The fourth proportional to 5,749.67, 8,626.32 and 1,854.38 is: 2,782.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,749.67 : 8,626.32 = 1,854.38 : x
  2. Step 2: Convert to fraction form
    5,749.67/8,626.32 = 1,854.38/x
  3. Step 3: Cross multiply
    5,749.67x = 8,626.32 × 1,854.38
  4. Step 4: Simplify right side
    5,749.67x = 15,996,432.15
  5. Step 5: Solve for x
    x = 15,996,432.15/5,749.67
  6. Step 6: Final answer
    x = 2,782.15

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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.