Home / 4,785.16-7,199.61-2,838.73

Finding the Fourth Proportional to 4,785.16, 7,199.61 and 2,838.73

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Solution

The fourth proportional to 4,785.16, 7,199.61 and 2,838.73 is: 4,271.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,785.16 : 7,199.61 = 2,838.73 : x
  2. Step 2: Convert to fraction form
    4,785.16/7,199.61 = 2,838.73/x
  3. Step 3: Cross multiply
    4,785.16x = 7,199.61 × 2,838.73
  4. Step 4: Simplify right side
    4,785.16x = 20,437,748.90
  5. Step 5: Solve for x
    x = 20,437,748.90/4,785.16
  6. Step 6: Final answer
    x = 4,271.07

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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.