Home / 3,125.62-4,690.73-1,482.16

Finding the Fourth Proportional to 3,125.62, 4,690.73 and 1,482.16

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Solution

The fourth proportional to 3,125.62, 4,690.73 and 1,482.16 is: 2,224.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,125.62 : 4,690.73 = 1,482.16 : x
  2. Step 2: Convert to fraction form
    3,125.62/4,690.73 = 1,482.16/x
  3. Step 3: Cross multiply
    3,125.62x = 4,690.73 × 1,482.16
  4. Step 4: Simplify right side
    3,125.62x = 6,952,381.51
  5. Step 5: Solve for x
    x = 6,952,381.51/3,125.62
  6. Step 6: Final answer
    x = 2,224.32

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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.