Home / 1,763.15-2,632.21-1,568.75

Finding the Fourth Proportional to 1,763.15, 2,632.21 and 1,568.75

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Solution

The fourth proportional to 1,763.15, 2,632.21 and 1,568.75 is: 2,341.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,763.15 : 2,632.21 = 1,568.75 : x
  2. Step 2: Convert to fraction form
    1,763.15/2,632.21 = 1,568.75/x
  3. Step 3: Cross multiply
    1,763.15x = 2,632.21 × 1,568.75
  4. Step 4: Simplify right side
    1,763.15x = 4,129,279.44
  5. Step 5: Solve for x
    x = 4,129,279.44/1,763.15
  6. Step 6: Final answer
    x = 2,341.99

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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.