Home / 11,208.87-16,803.28-4,630.86

Finding the Fourth Proportional to 11,208.87, 16,803.28 and 4,630.86

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Solution

The fourth proportional to 11,208.87, 16,803.28 and 4,630.86 is: 6,942.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,208.87 : 16,803.28 = 4,630.86 : x
  2. Step 2: Convert to fraction form
    11,208.87/16,803.28 = 4,630.86/x
  3. Step 3: Cross multiply
    11,208.87x = 16,803.28 × 4,630.86
  4. Step 4: Simplify right side
    11,208.87x = 77,813,637.22
  5. Step 5: Solve for x
    x = 77,813,637.22/11,208.87
  6. Step 6: Final answer
    x = 6,942.15

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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.