Home / 5,348.50-8,021.76-1,452.40

Finding the Fourth Proportional to 5,348.50, 8,021.76 and 1,452.40

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Solution

The fourth proportional to 5,348.50, 8,021.76 and 1,452.40 is: 2,178.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,348.50 : 8,021.76 = 1,452.40 : x
  2. Step 2: Convert to fraction form
    5,348.50/8,021.76 = 1,452.40/x
  3. Step 3: Cross multiply
    5,348.50x = 8,021.76 × 1,452.40
  4. Step 4: Simplify right side
    5,348.50x = 11,650,804.22
  5. Step 5: Solve for x
    x = 11,650,804.22/5,348.50
  6. Step 6: Final answer
    x = 2,178.33

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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.