Home / 6,823.75-10,235.64-2,719.75

Finding the Fourth Proportional to 6,823.75, 10,235.64 and 2,719.75

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Solution

The fourth proportional to 6,823.75, 10,235.64 and 2,719.75 is: 4,079.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,823.75 : 10,235.64 = 2,719.75 : x
  2. Step 2: Convert to fraction form
    6,823.75/10,235.64 = 2,719.75/x
  3. Step 3: Cross multiply
    6,823.75x = 10,235.64 × 2,719.75
  4. Step 4: Simplify right side
    6,823.75x = 27,838,381.89
  5. Step 5: Solve for x
    x = 27,838,381.89/6,823.75
  6. Step 6: Final answer
    x = 4,079.63

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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.