Home / 10,954.52-16,433.40-5,760.80

Finding the Fourth Proportional to 10,954.52, 16,433.40 and 5,760.80

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Solution

The fourth proportional to 10,954.52, 16,433.40 and 5,760.80 is: 8,642.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,954.52 : 16,433.40 = 5,760.80 : x
  2. Step 2: Convert to fraction form
    10,954.52/16,433.40 = 5,760.80/x
  3. Step 3: Cross multiply
    10,954.52x = 16,433.40 × 5,760.80
  4. Step 4: Simplify right side
    10,954.52x = 94,669,530.72
  5. Step 5: Solve for x
    x = 94,669,530.72/10,954.52
  6. Step 6: Final answer
    x = 8,642.05

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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.