Home / 5,777.22-8,666.76-2,490.36

Finding the Fourth Proportional to 5,777.22, 8,666.76 and 2,490.36

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Solution

The fourth proportional to 5,777.22, 8,666.76 and 2,490.36 is: 3,735.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,777.22 : 8,666.76 = 2,490.36 : x
  2. Step 2: Convert to fraction form
    5,777.22/8,666.76 = 2,490.36/x
  3. Step 3: Cross multiply
    5,777.22x = 8,666.76 × 2,490.36
  4. Step 4: Simplify right side
    5,777.22x = 21,583,352.43
  5. Step 5: Solve for x
    x = 21,583,352.43/5,777.22
  6. Step 6: Final answer
    x = 3,735.94

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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.