Home / 11,192.99-16,778.55-4,623.77

Finding the Fourth Proportional to 11,192.99, 16,778.55 and 4,623.77

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Solution

The fourth proportional to 11,192.99, 16,778.55 and 4,623.77 is: 6,931.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,192.99 : 16,778.55 = 4,623.77 : x
  2. Step 2: Convert to fraction form
    11,192.99/16,778.55 = 4,623.77/x
  3. Step 3: Cross multiply
    11,192.99x = 16,778.55 × 4,623.77
  4. Step 4: Simplify right side
    11,192.99x = 77,580,156.13
  5. Step 5: Solve for x
    x = 77,580,156.13/11,192.99
  6. Step 6: Final answer
    x = 6,931.14

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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.