Home / 5,347.12-8,021.04-1,451.44

Finding the Fourth Proportional to 5,347.12, 8,021.04 and 1,451.44

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Solution

The fourth proportional to 5,347.12, 8,021.04 and 1,451.44 is: 2,177.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,347.12 : 8,021.04 = 1,451.44 : x
  2. Step 2: Convert to fraction form
    5,347.12/8,021.04 = 1,451.44/x
  3. Step 3: Cross multiply
    5,347.12x = 8,021.04 × 1,451.44
  4. Step 4: Simplify right side
    5,347.12x = 11,642,058.30
  5. Step 5: Solve for x
    x = 11,642,058.30/5,347.12
  6. Step 6: Final answer
    x = 2,177.26

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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.