Home / 10,775.06-16,162.59-2,983.70

Finding the Fourth Proportional to 10,775.06, 16,162.59 and 2,983.70

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Solution

The fourth proportional to 10,775.06, 16,162.59 and 2,983.70 is: 4,475.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,775.06 : 16,162.59 = 2,983.70 : x
  2. Step 2: Convert to fraction form
    10,775.06/16,162.59 = 2,983.70/x
  3. Step 3: Cross multiply
    10,775.06x = 16,162.59 × 2,983.70
  4. Step 4: Simplify right side
    10,775.06x = 48,224,319.78
  5. Step 5: Solve for x
    x = 48,224,319.78/10,775.06
  6. Step 6: Final answer
    x = 4,475.55

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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.