Home / 4,577.26-6,868.32-1,977.16

Finding the Fourth Proportional to 4,577.26, 6,868.32 and 1,977.16

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Solution

The fourth proportional to 4,577.26, 6,868.32 and 1,977.16 is: 2,966.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,577.26 : 6,868.32 = 1,977.16 : x
  2. Step 2: Convert to fraction form
    4,577.26/6,868.32 = 1,977.16/x
  3. Step 3: Cross multiply
    4,577.26x = 6,868.32 × 1,977.16
  4. Step 4: Simplify right side
    4,577.26x = 13,579,767.57
  5. Step 5: Solve for x
    x = 13,579,767.57/4,577.26
  6. Step 6: Final answer
    x = 2,966.79

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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.