Home / 1,763.06-2,432.04-1,637.92

Finding the Fourth Proportional to 1,763.06, 2,432.04 and 1,637.92

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Solution

The fourth proportional to 1,763.06, 2,432.04 and 1,637.92 is: 2,259.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,763.06 : 2,432.04 = 1,637.92 : x
  2. Step 2: Convert to fraction form
    1,763.06/2,432.04 = 1,637.92/x
  3. Step 3: Cross multiply
    1,763.06x = 2,432.04 × 1,637.92
  4. Step 4: Simplify right side
    1,763.06x = 3,983,474.80
  5. Step 5: Solve for x
    x = 3,983,474.80/1,763.06
  6. Step 6: Final answer
    x = 2,259.41

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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.