Home / 4,757.12-7,135.32-1,471.04

Finding the Fourth Proportional to 4,757.12, 7,135.32 and 1,471.04

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Solution

The fourth proportional to 4,757.12, 7,135.32 and 1,471.04 is: 2,206.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,757.12 : 7,135.32 = 1,471.04 : x
  2. Step 2: Convert to fraction form
    4,757.12/7,135.32 = 1,471.04/x
  3. Step 3: Cross multiply
    4,757.12x = 7,135.32 × 1,471.04
  4. Step 4: Simplify right side
    4,757.12x = 10,496,341.13
  5. Step 5: Solve for x
    x = 10,496,341.13/4,757.12
  6. Step 6: Final answer
    x = 2,206.45

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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.