Home / 9,767.80-14,652.72-2,842.30

Finding the Fourth Proportional to 9,767.80, 14,652.72 and 2,842.30

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Solution

The fourth proportional to 9,767.80, 14,652.72 and 2,842.30 is: 4,263.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,767.80 : 14,652.72 = 2,842.30 : x
  2. Step 2: Convert to fraction form
    9,767.80/14,652.72 = 2,842.30/x
  3. Step 3: Cross multiply
    9,767.80x = 14,652.72 × 2,842.30
  4. Step 4: Simplify right side
    9,767.80x = 41,647,426.06
  5. Step 5: Solve for x
    x = 41,647,426.06/9,767.80
  6. Step 6: Final answer
    x = 4,263.75

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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.