Home / 8,739.33-13,109.51-2,498.86

Finding the Fourth Proportional to 8,739.33, 13,109.51 and 2,498.86

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Solution

The fourth proportional to 8,739.33, 13,109.51 and 2,498.86 is: 3,748.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,739.33 : 13,109.51 = 2,498.86 : x
  2. Step 2: Convert to fraction form
    8,739.33/13,109.51 = 2,498.86/x
  3. Step 3: Cross multiply
    8,739.33x = 13,109.51 × 2,498.86
  4. Step 4: Simplify right side
    8,739.33x = 32,758,830.16
  5. Step 5: Solve for x
    x = 32,758,830.16/8,739.33
  6. Step 6: Final answer
    x = 3,748.44

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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.