Home / 1,763.37-2,432.88-1,174.01

Finding the Fourth Proportional to 1,763.37, 2,432.88 and 1,174.01

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Solution

The fourth proportional to 1,763.37, 2,432.88 and 1,174.01 is: 1,619.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,763.37 : 2,432.88 = 1,174.01 : x
  2. Step 2: Convert to fraction form
    1,763.37/2,432.88 = 1,174.01/x
  3. Step 3: Cross multiply
    1,763.37x = 2,432.88 × 1,174.01
  4. Step 4: Simplify right side
    1,763.37x = 2,856,213.28
  5. Step 5: Solve for x
    x = 2,856,213.28/1,763.37
  6. Step 6: Final answer
    x = 1,619.75

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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.