Home / 8,762.35-12,093.60-5,225.79

Finding the Fourth Proportional to 8,762.35, 12,093.60 and 5,225.79

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Solution

The fourth proportional to 8,762.35, 12,093.60 and 5,225.79 is: 7,212.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,762.35 : 12,093.60 = 5,225.79 : x
  2. Step 2: Convert to fraction form
    8,762.35/12,093.60 = 5,225.79/x
  3. Step 3: Cross multiply
    8,762.35x = 12,093.60 × 5,225.79
  4. Step 4: Simplify right side
    8,762.35x = 63,198,613.94
  5. Step 5: Solve for x
    x = 63,198,613.94/8,762.35
  6. Step 6: Final answer
    x = 7,212.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.