Home / 5,771.48-8,655.72-2,073.28

Finding the Fourth Proportional to 5,771.48, 8,655.72 and 2,073.28

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Solution

The fourth proportional to 5,771.48, 8,655.72 and 2,073.28 is: 3,109.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,771.48 : 8,655.72 = 2,073.28 : x
  2. Step 2: Convert to fraction form
    5,771.48/8,655.72 = 2,073.28/x
  3. Step 3: Cross multiply
    5,771.48x = 8,655.72 × 2,073.28
  4. Step 4: Simplify right side
    5,771.48x = 17,945,731.16
  5. Step 5: Solve for x
    x = 17,945,731.16/5,771.48
  6. Step 6: Final answer
    x = 3,109.38

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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.