Home / 5,226.57-7,839.84-1,763.82

Finding the Fourth Proportional to 5,226.57, 7,839.84 and 1,763.82

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Solution

The fourth proportional to 5,226.57, 7,839.84 and 1,763.82 is: 2,645.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,226.57 : 7,839.84 = 1,763.82 : x
  2. Step 2: Convert to fraction form
    5,226.57/7,839.84 = 1,763.82/x
  3. Step 3: Cross multiply
    5,226.57x = 7,839.84 × 1,763.82
  4. Step 4: Simplify right side
    5,226.57x = 13,828,066.59
  5. Step 5: Solve for x
    x = 13,828,066.59/5,226.57
  6. Step 6: Final answer
    x = 2,645.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.