Home / 10,541.30-15,811.95-3,968.96

Finding the Fourth Proportional to 10,541.30, 15,811.95 and 3,968.96

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Solution

The fourth proportional to 10,541.30, 15,811.95 and 3,968.96 is: 5,953.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,541.30 : 15,811.95 = 3,968.96 : x
  2. Step 2: Convert to fraction form
    10,541.30/15,811.95 = 3,968.96/x
  3. Step 3: Cross multiply
    10,541.30x = 15,811.95 × 3,968.96
  4. Step 4: Simplify right side
    10,541.30x = 62,756,997.07
  5. Step 5: Solve for x
    x = 62,756,997.07/10,541.30
  6. Step 6: Final answer
    x = 5,953.44

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Similar ratio
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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.