Home / 9,739.85-14,618.88-5,351.27

Finding the Fourth Proportional to 9,739.85, 14,618.88 and 5,351.27

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Solution

The fourth proportional to 9,739.85, 14,618.88 and 5,351.27 is: 8,031.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,739.85 : 14,618.88 = 5,351.27 : x
  2. Step 2: Convert to fraction form
    9,739.85/14,618.88 = 5,351.27/x
  3. Step 3: Cross multiply
    9,739.85x = 14,618.88 × 5,351.27
  4. Step 4: Simplify right side
    9,739.85x = 78,229,500.88
  5. Step 5: Solve for x
    x = 78,229,500.88/9,739.85
  6. Step 6: Final answer
    x = 8,031.90

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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.