Home / 11,753.94-16,219.35-6,448.62

Finding the Fourth Proportional to 11,753.94, 16,219.35 and 6,448.62

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Solution

The fourth proportional to 11,753.94, 16,219.35 and 6,448.62 is: 8,898.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,753.94 : 16,219.35 = 6,448.62 : x
  2. Step 2: Convert to fraction form
    11,753.94/16,219.35 = 6,448.62/x
  3. Step 3: Cross multiply
    11,753.94x = 16,219.35 × 6,448.62
  4. Step 4: Simplify right side
    11,753.94x = 104,592,424.80
  5. Step 5: Solve for x
    x = 104,592,424.80/11,753.94
  6. Step 6: Final answer
    x = 8,898.50

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Double scale
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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.