Home / 1,858.32-2,564.79-1,262.01

Finding the Fourth Proportional to 1,858.32, 2,564.79 and 1,262.01

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Solution

The fourth proportional to 1,858.32, 2,564.79 and 1,262.01 is: 1,741.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,858.32 : 2,564.79 = 1,262.01 : x
  2. Step 2: Convert to fraction form
    1,858.32/2,564.79 = 1,262.01/x
  3. Step 3: Cross multiply
    1,858.32x = 2,564.79 × 1,262.01
  4. Step 4: Simplify right side
    1,858.32x = 3,236,790.63
  5. Step 5: Solve for x
    x = 3,236,790.63/1,858.32
  6. Step 6: Final answer
    x = 1,741.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.