Home / 8,188.66-11,298.99-4,650.58

Finding the Fourth Proportional to 8,188.66, 11,298.99 and 4,650.58

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Solution

The fourth proportional to 8,188.66, 11,298.99 and 4,650.58 is: 6,417.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,188.66 : 11,298.99 = 4,650.58 : x
  2. Step 2: Convert to fraction form
    8,188.66/11,298.99 = 4,650.58/x
  3. Step 3: Cross multiply
    8,188.66x = 11,298.99 × 4,650.58
  4. Step 4: Simplify right side
    8,188.66x = 52,546,856.91
  5. Step 5: Solve for x
    x = 52,546,856.91/8,188.66
  6. Step 6: Final answer
    x = 6,417.03

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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.