Home / 11,232.78-16,855.24-4,663.50

Finding the Fourth Proportional to 11,232.78, 16,855.24 and 4,663.50

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Solution

The fourth proportional to 11,232.78, 16,855.24 and 4,663.50 is: 6,997.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,232.78 : 16,855.24 = 4,663.50 : x
  2. Step 2: Convert to fraction form
    11,232.78/16,855.24 = 4,663.50/x
  3. Step 3: Cross multiply
    11,232.78x = 16,855.24 × 4,663.50
  4. Step 4: Simplify right side
    11,232.78x = 78,604,411.74
  5. Step 5: Solve for x
    x = 78,604,411.74/11,232.78
  6. Step 6: Final answer
    x = 6,997.77

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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.