Home / 6,823.51-10,235.30-1,892.80

Finding the Fourth Proportional to 6,823.51, 10,235.30 and 1,892.80

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Solution

The fourth proportional to 6,823.51, 10,235.30 and 1,892.80 is: 2,839.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,823.51 : 10,235.30 = 1,892.80 : x
  2. Step 2: Convert to fraction form
    6,823.51/10,235.30 = 1,892.80/x
  3. Step 3: Cross multiply
    6,823.51x = 10,235.30 × 1,892.80
  4. Step 4: Simplify right side
    6,823.51x = 19,373,379.17
  5. Step 5: Solve for x
    x = 19,373,379.17/6,823.51
  6. Step 6: Final answer
    x = 2,839.21

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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.