Home / 7,051.30-10,577.67-1,857.58

Finding the Fourth Proportional to 7,051.30, 10,577.67 and 1,857.58

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Solution

The fourth proportional to 7,051.30, 10,577.67 and 1,857.58 is: 2,786.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,051.30 : 10,577.67 = 1,857.58 : x
  2. Step 2: Convert to fraction form
    7,051.30/10,577.67 = 1,857.58/x
  3. Step 3: Cross multiply
    7,051.30x = 10,577.67 × 1,857.58
  4. Step 4: Simplify right side
    7,051.30x = 19,648,868.24
  5. Step 5: Solve for x
    x = 19,648,868.24/7,051.30
  6. Step 6: Final answer
    x = 2,786.56

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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.