Home / 1,765.23-2,635.16-1,637.07

Finding the Fourth Proportional to 1,765.23, 2,635.16 and 1,637.07

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Solution

The fourth proportional to 1,765.23, 2,635.16 and 1,637.07 is: 2,443.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,765.23 : 2,635.16 = 1,637.07 : x
  2. Step 2: Convert to fraction form
    1,765.23/2,635.16 = 1,637.07/x
  3. Step 3: Cross multiply
    1,765.23x = 2,635.16 × 1,637.07
  4. Step 4: Simplify right side
    1,765.23x = 4,313,933.20
  5. Step 5: Solve for x
    x = 4,313,933.20/1,765.23
  6. Step 6: Final answer
    x = 2,443.84

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.