Home / 4,785.51-7,179.42-2,317.45

Finding the Fourth Proportional to 4,785.51, 7,179.42 and 2,317.45

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Solution

The fourth proportional to 4,785.51, 7,179.42 and 2,317.45 is: 3,476.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,785.51 : 7,179.42 = 2,317.45 : x
  2. Step 2: Convert to fraction form
    4,785.51/7,179.42 = 2,317.45/x
  3. Step 3: Cross multiply
    4,785.51x = 7,179.42 × 2,317.45
  4. Step 4: Simplify right side
    4,785.51x = 16,637,938.05
  5. Step 5: Solve for x
    x = 16,637,938.05/4,785.51
  6. Step 6: Final answer
    x = 3,476.73

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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.