Home / 8,188.60-11,298.90-4,650.52

Finding the Fourth Proportional to 8,188.60, 11,298.90 and 4,650.52

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Solution

The fourth proportional to 8,188.60, 11,298.90 and 4,650.52 is: 6,416.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,188.60 : 11,298.90 = 4,650.52 : x
  2. Step 2: Convert to fraction form
    8,188.60/11,298.90 = 4,650.52/x
  3. Step 3: Cross multiply
    8,188.60x = 11,298.90 × 4,650.52
  4. Step 4: Simplify right side
    8,188.60x = 52,545,749.62
  5. Step 5: Solve for x
    x = 52,545,749.62/8,188.60
  6. Step 6: Final answer
    x = 6,416.94

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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.