Home / 10,768.12-16,161.90-4,532.74

Finding the Fourth Proportional to 10,768.12, 16,161.90 and 4,532.74

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Solution

The fourth proportional to 10,768.12, 16,161.90 and 4,532.74 is: 6,803.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,768.12 : 16,161.90 = 4,532.74 : x
  2. Step 2: Convert to fraction form
    10,768.12/16,161.90 = 4,532.74/x
  3. Step 3: Cross multiply
    10,768.12x = 16,161.90 × 4,532.74
  4. Step 4: Simplify right side
    10,768.12x = 73,257,690.61
  5. Step 5: Solve for x
    x = 73,257,690.61/10,768.12
  6. Step 6: Final answer
    x = 6,803.20

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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.