Home / 5,347.82-8,021.72-1,452.23

Finding the Fourth Proportional to 5,347.82, 8,021.72 and 1,452.23

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Solution

The fourth proportional to 5,347.82, 8,021.72 and 1,452.23 is: 2,178.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,347.82 : 8,021.72 = 1,452.23 : x
  2. Step 2: Convert to fraction form
    5,347.82/8,021.72 = 1,452.23/x
  3. Step 3: Cross multiply
    5,347.82x = 8,021.72 × 1,452.23
  4. Step 4: Simplify right side
    5,347.82x = 11,649,335.07
  5. Step 5: Solve for x
    x = 11,649,335.07/5,347.82
  6. Step 6: Final answer
    x = 2,178.34

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1.5x scale

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.