Home / 4,775.68-7,165.08-2,003.12

Finding the Fourth Proportional to 4,775.68, 7,165.08 and 2,003.12

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Solution

The fourth proportional to 4,775.68, 7,165.08 and 2,003.12 is: 3,005.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,775.68 : 7,165.08 = 2,003.12 : x
  2. Step 2: Convert to fraction form
    4,775.68/7,165.08 = 2,003.12/x
  3. Step 3: Cross multiply
    4,775.68x = 7,165.08 × 2,003.12
  4. Step 4: Simplify right side
    4,775.68x = 14,352,515.05
  5. Step 5: Solve for x
    x = 14,352,515.05/4,775.68
  6. Step 6: Final answer
    x = 3,005.33

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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.