Home / 4,785.27-7,178.24-2,009.18

Finding the Fourth Proportional to 4,785.27, 7,178.24 and 2,009.18

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Solution

The fourth proportional to 4,785.27, 7,178.24 and 2,009.18 is: 3,013.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,785.27 : 7,178.24 = 2,009.18 : x
  2. Step 2: Convert to fraction form
    4,785.27/7,178.24 = 2,009.18/x
  3. Step 3: Cross multiply
    4,785.27x = 7,178.24 × 2,009.18
  4. Step 4: Simplify right side
    4,785.27x = 14,422,330.31
  5. Step 5: Solve for x
    x = 14,422,330.31/4,785.27
  6. Step 6: Final answer
    x = 3,013.90

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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.