Home / 10,754.12-16,133.08-4,911.32

Finding the Fourth Proportional to 10,754.12, 16,133.08 and 4,911.32

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Solution

The fourth proportional to 10,754.12, 16,133.08 and 4,911.32 is: 7,367.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,754.12 : 16,133.08 = 4,911.32 : x
  2. Step 2: Convert to fraction form
    10,754.12/16,133.08 = 4,911.32/x
  3. Step 3: Cross multiply
    10,754.12x = 16,133.08 × 4,911.32
  4. Step 4: Simplify right side
    10,754.12x = 79,234,718.47
  5. Step 5: Solve for x
    x = 79,234,718.47/10,754.12
  6. Step 6: Final answer
    x = 7,367.85

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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.